15909528040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56819743}}^1$

素因数の和:56819761

約数の個数: 32

約数和(自身を含む): 40910215680

約数和(自身を除く): 25000687640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56819743, 113639486, 227278972, 284098715, 397738201, 454557944, 568197430, 795476402, 1136394860, 1590952804, 1988691005, 2272789720, 3181905608, 3977382010, 7954764020, 15909528040]

約数ペア:

[(1, 15909528040), (2, 7954764020), (4, 3977382010), (5, 3181905608), (7, 2272789720), (8, 1988691005), (10, 1590952804), (14, 1136394860), (20, 795476402), (28, 568197430), (35, 454557944), (40, 397738201), (56, 284098715), (70, 227278972), (140, 113639486), (280, 56819743)]