13493680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5441}}^1$

素因数の和:5485

約数の個数: 40

約数和(自身を含む): 32390784

約数和(自身を除く): 18897104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5441, 10882, 21764, 27205, 43528, 54410, 87056, 108820, 168671, 217640, 337342, 435280, 674684, 843355, 1349368, 1686710, 2698736, 3373420, 6746840, 13493680]

約数ペア:

[(1, 13493680), (2, 6746840), (4, 3373420), (5, 2698736), (8, 1686710), (10, 1349368), (16, 843355), (20, 674684), (31, 435280), (40, 337342), (62, 217640), (80, 168671), (124, 108820), (155, 87056), (248, 54410), (310, 43528), (496, 27205), (620, 21764), (1240, 10882), (2480, 5441)]