2007647890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{8069}}^1$

素因数の和:8394

約数の個数: 32

約数和(自身を含む): 3660552000

約数和(自身を除く): 1652904110

約数列:

[1, 2, 5, 10, 139, 179, 278, 358, 695, 895, 1390, 1790, 8069, 16138, 24881, 40345, 49762, 80690, 124405, 248810, 1121591, 1444351, 2243182, 2888702, 5607955, 7221755, 11215910, 14443510, 200764789, 401529578, 1003823945, 2007647890]

約数ペア:

[(1, 2007647890), (2, 1003823945), (5, 401529578), (10, 200764789), (139, 14443510), (179, 11215910), (278, 7221755), (358, 5607955), (695, 2888702), (895, 2243182), (1390, 1444351), (1790, 1121591), (8069, 248810), (16138, 124405), (24881, 80690), (40345, 49762)]