13590820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 30699648

約数和(自身を除く): 17108828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 563, 710, 1126, 1207, 1420, 2252, 2414, 2815, 4828, 5630, 6035, 9571, 11260, 12070, 19142, 24140, 38284, 39973, 47855, 79946, 95710, 159892, 191420, 199865, 399730, 679541, 799460, 1359082, 2718164, 3397705, 6795410, 13590820]

約数ペア:

[(1, 13590820), (2, 6795410), (4, 3397705), (5, 2718164), (10, 1359082), (17, 799460), (20, 679541), (34, 399730), (68, 199865), (71, 191420), (85, 159892), (142, 95710), (170, 79946), (284, 47855), (340, 39973), (355, 38284), (563, 24140), (710, 19142), (1126, 12070), (1207, 11260), (1420, 9571), (2252, 6035), (2414, 5630), (2815, 4828)]