56160920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 131220000

約数和(自身を除く): 75059080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 59, 106, 118, 212, 236, 265, 295, 424, 449, 472, 530, 590, 898, 1060, 1180, 1796, 2120, 2245, 2360, 3127, 3592, 4490, 6254, 8980, 12508, 15635, 17960, 23797, 25016, 26491, 31270, 47594, 52982, 62540, 95188, 105964, 118985, 125080, 132455, 190376, 211928, 237970, 264910, 475940, 529820, 951880, 1059640, 1404023, 2808046, 5616092, 7020115, 11232184, 14040230, 28080460, 56160920]

約数ペア:

[(1, 56160920), (2, 28080460), (4, 14040230), (5, 11232184), (8, 7020115), (10, 5616092), (20, 2808046), (40, 1404023), (53, 1059640), (59, 951880), (106, 529820), (118, 475940), (212, 264910), (236, 237970), (265, 211928), (295, 190376), (424, 132455), (449, 125080), (472, 118985), (530, 105964), (590, 95188), (898, 62540), (1060, 52982), (1180, 47594), (1796, 31270), (2120, 26491), (2245, 25016), (2360, 23797), (3127, 17960), (3592, 15635), (4490, 12508), (6254, 8980)]