320675620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{9371}}^1$

素因数の和:9468

約数の個数: 48

約数和(自身を含む): 708523200

約数和(自身を除く): 387847580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 580, 590, 1180, 1711, 3422, 6844, 8555, 9371, 17110, 18742, 34220, 37484, 46855, 93710, 187420, 271759, 543518, 552889, 1087036, 1105778, 1358795, 2211556, 2717590, 2764445, 5435180, 5528890, 11057780, 16033781, 32067562, 64135124, 80168905, 160337810, 320675620]

約数ペア:

[(1, 320675620), (2, 160337810), (4, 80168905), (5, 64135124), (10, 32067562), (20, 16033781), (29, 11057780), (58, 5528890), (59, 5435180), (116, 2764445), (118, 2717590), (145, 2211556), (236, 1358795), (290, 1105778), (295, 1087036), (580, 552889), (590, 543518), (1180, 271759), (1711, 187420), (3422, 93710), (6844, 46855), (8555, 37484), (9371, 34220), (17110, 18742)]