520163960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{764947}}^1$

素因数の和:764975

約数の個数: 32

約数和(自身を含む): 1239215760

約数和(自身を除く): 719051800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 764947, 1529894, 3059788, 3824735, 6119576, 7649470, 13004099, 15298940, 26008198, 30597880, 52016396, 65020495, 104032792, 130040990, 260081980, 520163960]

約数ペア:

[(1, 520163960), (2, 260081980), (4, 130040990), (5, 104032792), (8, 65020495), (10, 52016396), (17, 30597880), (20, 26008198), (34, 15298940), (40, 13004099), (68, 7649470), (85, 6119576), (136, 3824735), (170, 3059788), (340, 1529894), (680, 764947)]