8493420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10889}}^1$

素因数の和:10914

約数の個数: 48

約数和(自身を含む): 25613280

約数和(自身を除く): 17119860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10889, 21778, 32667, 43556, 54445, 65334, 108890, 130668, 141557, 163335, 217780, 283114, 326670, 424671, 566228, 653340, 707785, 849342, 1415570, 1698684, 2123355, 2831140, 4246710, 8493420]

約数ペア:

[(1, 8493420), (2, 4246710), (3, 2831140), (4, 2123355), (5, 1698684), (6, 1415570), (10, 849342), (12, 707785), (13, 653340), (15, 566228), (20, 424671), (26, 326670), (30, 283114), (39, 217780), (52, 163335), (60, 141557), (65, 130668), (78, 108890), (130, 65334), (156, 54445), (195, 43556), (260, 32667), (390, 21778), (780, 10889)]