2019961840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 5183418240

約数和(自身を除く): 3163456400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 109, 130, 173, 206, 208, 218, 260, 346, 412, 436, 515, 520, 545, 692, 824, 865, 872, 1030, 1040, 1090, 1339, 1384, 1417, 1648, 1730, 1744, 2060, 2180, 2249, 2678, 2768, 2834, 3460, 4120, 4360, 4498, 5356, 5668, 6695, 6920, 7085, 8240, 8720, 8996, 10712, 11227, 11245, 11336, 13390, 13840, 14170, 17819, 17992, 18857, 21424, 22454, 22490, 22672, 26780, 28340, 35638, 35984, 37714, 44908, 44980, 53560, 56135, 56680, 71276, 75428, 89095, 89816, 89960, 94285, 107120, 112270, 113360, 142552, 145951, 150856, 178190, 179632, 179920, 188570, 224540, 231647, 245141, 285104, 291902, 301712, 356380, 377140, 449080, 463294, 490282, 583804, 712760, 729755, 754280, 898160, 926588, 980564, 1158235, 1167608, 1225705, 1425520, 1459510, 1508560, 1853176, 1942271, 1961128, 2316470, 2335216, 2451410, 2919020, 3706352, 3884542, 3922256, 4632940, 4902820, 5838040, 7769084, 9265880, 9711355, 9805640, 11676080, 15538168, 18531760, 19422710, 19611280, 25249523, 31076336, 38845420, 50499046, 77690840, 100998092, 126247615, 155381680, 201996184, 252495230, 403992368, 504990460, 1009980920, 2019961840]

約数ペア:

[(1, 2019961840), (2, 1009980920), (4, 504990460), (5, 403992368), (8, 252495230), (10, 201996184), (13, 155381680), (16, 126247615), (20, 100998092), (26, 77690840), (40, 50499046), (52, 38845420), (65, 31076336), (80, 25249523), (103, 19611280), (104, 19422710), (109, 18531760), (130, 15538168), (173, 11676080), (206, 9805640), (208, 9711355), (218, 9265880), (260, 7769084), (346, 5838040), (412, 4902820), (436, 4632940), (515, 3922256), (520, 3884542), (545, 3706352), (692, 2919020), (824, 2451410), (865, 2335216), (872, 2316470), (1030, 1961128), (1040, 1942271), (1090, 1853176), (1339, 1508560), (1384, 1459510), (1417, 1425520), (1648, 1225705), (1730, 1167608), (1744, 1158235), (2060, 980564), (2180, 926588), (2249, 898160), (2678, 754280), (2768, 729755), (2834, 712760), (3460, 583804), (4120, 490282), (4360, 463294), (4498, 449080), (5356, 377140), (5668, 356380), (6695, 301712), (6920, 291902), (7085, 285104), (8240, 245141), (8720, 231647), (8996, 224540), (10712, 188570), (11227, 179920), (11245, 179632), (11336, 178190), (13390, 150856), (13840, 145951), (14170, 142552), (17819, 113360), (17992, 112270), (18857, 107120), (21424, 94285), (22454, 89960), (22490, 89816), (22672, 89095), (26780, 75428), (28340, 71276), (35638, 56680), (35984, 56135), (37714, 53560), (44908, 44980)]