2049007840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:345

約数の個数: 192

約数和(自身を含む): 5434490880

約数和(自身を除く): 3385483040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 89, 103, 110, 127, 160, 176, 178, 206, 220, 254, 352, 356, 412, 440, 445, 508, 515, 635, 712, 824, 880, 890, 979, 1016, 1030, 1133, 1270, 1397, 1424, 1648, 1760, 1780, 1958, 2032, 2060, 2266, 2540, 2794, 2848, 3296, 3560, 3916, 4064, 4120, 4532, 4895, 5080, 5588, 5665, 6985, 7120, 7832, 8240, 9064, 9167, 9790, 10160, 11176, 11303, 11330, 13081, 13970, 14240, 15664, 16480, 18128, 18334, 19580, 20320, 22352, 22606, 22660, 26162, 27940, 31328, 36256, 36668, 39160, 44704, 45212, 45320, 45835, 52324, 55880, 56515, 65405, 73336, 78320, 90424, 90640, 91670, 100837, 104648, 111760, 113030, 124333, 130810, 143891, 146672, 156640, 180848, 181280, 183340, 201674, 209296, 223520, 226060, 248666, 261620, 287782, 293344, 361696, 366680, 403348, 418592, 452120, 497332, 504185, 523240, 575564, 621665, 719455, 733360, 806696, 904240, 994664, 1008370, 1046480, 1151128, 1164209, 1243330, 1438910, 1466720, 1613392, 1808480, 1989328, 2016740, 2092960, 2302256, 2328418, 2486660, 2877820, 3226784, 3978656, 4033480, 4604512, 4656836, 4973320, 5755640, 5821045, 8066960, 9313672, 9946640, 11511280, 11642090, 12806299, 16133920, 18627344, 19893280, 23022560, 23284180, 25612598, 37254688, 46568360, 51225196, 64031495, 93136720, 102450392, 128062990, 186273440, 204900784, 256125980, 409801568, 512251960, 1024503920, 2049007840]

約数ペア:

[(1, 2049007840), (2, 1024503920), (4, 512251960), (5, 409801568), (8, 256125980), (10, 204900784), (11, 186273440), (16, 128062990), (20, 102450392), (22, 93136720), (32, 64031495), (40, 51225196), (44, 46568360), (55, 37254688), (80, 25612598), (88, 23284180), (89, 23022560), (103, 19893280), (110, 18627344), (127, 16133920), (160, 12806299), (176, 11642090), (178, 11511280), (206, 9946640), (220, 9313672), (254, 8066960), (352, 5821045), (356, 5755640), (412, 4973320), (440, 4656836), (445, 4604512), (508, 4033480), (515, 3978656), (635, 3226784), (712, 2877820), (824, 2486660), (880, 2328418), (890, 2302256), (979, 2092960), (1016, 2016740), (1030, 1989328), (1133, 1808480), (1270, 1613392), (1397, 1466720), (1424, 1438910), (1648, 1243330), (1760, 1164209), (1780, 1151128), (1958, 1046480), (2032, 1008370), (2060, 994664), (2266, 904240), (2540, 806696), (2794, 733360), (2848, 719455), (3296, 621665), (3560, 575564), (3916, 523240), (4064, 504185), (4120, 497332), (4532, 452120), (4895, 418592), (5080, 403348), (5588, 366680), (5665, 361696), (6985, 293344), (7120, 287782), (7832, 261620), (8240, 248666), (9064, 226060), (9167, 223520), (9790, 209296), (10160, 201674), (11176, 183340), (11303, 181280), (11330, 180848), (13081, 156640), (13970, 146672), (14240, 143891), (15664, 130810), (16480, 124333), (18128, 113030), (18334, 111760), (19580, 104648), (20320, 100837), (22352, 91670), (22606, 90640), (22660, 90424), (26162, 78320), (27940, 73336), (31328, 65405), (36256, 56515), (36668, 55880), (39160, 52324), (44704, 45835), (45212, 45320)]