13940138890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1\times {\mathrm{40939}}^1$

素因数の和:42966

約数の個数: 32

約数和(自身を含む): 26582178240

約数和(自身を除く): 12642039350

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2003, 4006, 10015, 20030, 34051, 40939, 68102, 81878, 170255, 204695, 340510, 409390, 695963, 1391926, 3479815, 6959630, 82000817, 164001634, 410004085, 820008170, 1394013889, 2788027778, 6970069445, 13940138890]

約数ペア:

[(1, 13940138890), (2, 6970069445), (5, 2788027778), (10, 1394013889), (17, 820008170), (34, 410004085), (85, 164001634), (170, 82000817), (2003, 6959630), (4006, 3479815), (10015, 1391926), (20030, 695963), (34051, 409390), (40939, 340510), (68102, 204695), (81878, 170255)]