31019820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39769}}^1$

素因数の和:39794

約数の個数: 48

約数和(自身を含む): 93539040

約数和(自身を除く): 62519220

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, 39769, 79538, 119307, 159076, 198845, 238614, 397690, 477228, 516997, 596535, 795380, 1033994, 1193070, 1550991, 2067988, 2386140, 2584985, 3101982, 5169970, 6203964, 7754955, 10339940, 15509910, 31019820]

約数ペア:

[(1, 31019820), (2, 15509910), (3, 10339940), (4, 7754955), (5, 6203964), (6, 5169970), (10, 3101982), (12, 2584985), (13, 2386140), (15, 2067988), (20, 1550991), (26, 1193070), (30, 1033994), (39, 795380), (52, 596535), (60, 516997), (65, 477228), (78, 397690), (130, 238614), (156, 198845), (195, 159076), (260, 119307), (390, 79538), (780, 39769)]