30915560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59453}}^1$

素因数の和:59477

約数の個数: 32

約数和(自身を含む): 74912040

約数和(自身を除く): 43996480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59453, 118906, 237812, 297265, 475624, 594530, 772889, 1189060, 1545778, 2378120, 3091556, 3864445, 6183112, 7728890, 15457780, 30915560]

約数ペア:

[(1, 30915560), (2, 15457780), (4, 7728890), (5, 6183112), (8, 3864445), (10, 3091556), (13, 2378120), (20, 1545778), (26, 1189060), (40, 772889), (52, 594530), (65, 475624), (104, 297265), (130, 237812), (260, 118906), (520, 59453)]