30939870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79333}}^1$

素因数の和:79356

約数の個数: 32

約数和(自身を含む): 79968672

約数和(自身を除く): 49028802

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79333, 158666, 237999, 396665, 475998, 793330, 1031329, 1189995, 2062658, 2379990, 3093987, 5156645, 6187974, 10313290, 15469935, 30939870]

約数ペア:

[(1, 30939870), (2, 15469935), (3, 10313290), (5, 6187974), (6, 5156645), (10, 3093987), (13, 2379990), (15, 2062658), (26, 1189995), (30, 1031329), (39, 793330), (65, 475998), (78, 396665), (130, 237999), (195, 158666), (390, 79333)]