15243640

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2129}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 34506000

約数和(自身を除く): 19262360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2129, 3580, 4258, 7160, 8516, 10645, 17032, 21290, 42580, 85160, 381091, 762182, 1524364, 1905455, 3048728, 3810910, 7621820, 15243640]

約数ペア:

[(1, 15243640), (2, 7621820), (4, 3810910), (5, 3048728), (8, 1905455), (10, 1524364), (20, 762182), (40, 381091), (179, 85160), (358, 42580), (716, 21290), (895, 17032), (1432, 10645), (1790, 8516), (2129, 7160), (3580, 4258)]