20441796760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349313}}^1$

素因数の和:349361

約数の個数: 128

約数和(自身を含む): 60361459200

約数和(自身を除く): 39919662440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1463, 1540, 1672, 2090, 2660, 2926, 3080, 4180, 5320, 5852, 7315, 8360, 11704, 14630, 29260, 58520, 349313, 698626, 1397252, 1746565, 2445191, 2794504, 3493130, 3842443, 4890382, 6636947, 6986260, 7684886, 9780764, 12225955, 13273894, 13972520, 15369772, 19212215, 19561528, 24451910, 26547788, 26897101, 30739544, 33184735, 38424430, 46458629, 48903820, 53095576, 53794202, 66369470, 73006417, 76848860, 92917258, 97807640, 107588404, 132738940, 134485505, 146012834, 153697720, 185834516, 215176808, 232293145, 265477880, 268971010, 292025668, 365032085, 371669032, 464586290, 511044919, 537942020, 584051336, 730064170, 929172580, 1022089838, 1075884040, 1460128340, 1858345160, 2044179676, 2555224595, 2920256680, 4088359352, 5110449190, 10220898380, 20441796760]

約数ペア:

[(1, 20441796760), (2, 10220898380), (4, 5110449190), (5, 4088359352), (7, 2920256680), (8, 2555224595), (10, 2044179676), (11, 1858345160), (14, 1460128340), (19, 1075884040), (20, 1022089838), (22, 929172580), (28, 730064170), (35, 584051336), (38, 537942020), (40, 511044919), (44, 464586290), (55, 371669032), (56, 365032085), (70, 292025668), (76, 268971010), (77, 265477880), (88, 232293145), (95, 215176808), (110, 185834516), (133, 153697720), (140, 146012834), (152, 134485505), (154, 132738940), (190, 107588404), (209, 97807640), (220, 92917258), (266, 76848860), (280, 73006417), (308, 66369470), (380, 53794202), (385, 53095576), (418, 48903820), (440, 46458629), (532, 38424430), (616, 33184735), (665, 30739544), (760, 26897101), (770, 26547788), (836, 24451910), (1045, 19561528), (1064, 19212215), (1330, 15369772), (1463, 13972520), (1540, 13273894), (1672, 12225955), (2090, 9780764), (2660, 7684886), (2926, 6986260), (3080, 6636947), (4180, 4890382), (5320, 3842443), (5852, 3493130), (7315, 2794504), (8360, 2445191), (11704, 1746565), (14630, 1397252), (29260, 698626), (58520, 349313)]