13431080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 33989760

約数和(自身を除く): 20558680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1123, 1196, 1495, 2246, 2392, 2990, 4492, 5615, 5980, 8984, 11230, 11960, 14599, 22460, 25829, 29198, 44920, 51658, 58396, 72995, 103316, 116792, 129145, 145990, 206632, 258290, 291980, 335777, 516580, 583960, 671554, 1033160, 1343108, 1678885, 2686216, 3357770, 6715540, 13431080]

約数ペア:

[(1, 13431080), (2, 6715540), (4, 3357770), (5, 2686216), (8, 1678885), (10, 1343108), (13, 1033160), (20, 671554), (23, 583960), (26, 516580), (40, 335777), (46, 291980), (52, 258290), (65, 206632), (92, 145990), (104, 129145), (115, 116792), (130, 103316), (184, 72995), (230, 58396), (260, 51658), (299, 44920), (460, 29198), (520, 25829), (598, 22460), (920, 14599), (1123, 11960), (1196, 11230), (1495, 8984), (2246, 5980), (2392, 5615), (2990, 4492)]