630918520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{685781}}^1$

素因数の和:685815

約数の個数: 32

約数和(自身を含む): 1481289120

約数和(自身を除く): 850370600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 685781, 1371562, 2743124, 3428905, 5486248, 6857810, 13715620, 15772963, 27431240, 31545926, 63091852, 78864815, 126183704, 157729630, 315459260, 630918520]

約数ペア:

[(1, 630918520), (2, 315459260), (4, 157729630), (5, 126183704), (8, 78864815), (10, 63091852), (20, 31545926), (23, 27431240), (40, 15772963), (46, 13715620), (92, 6857810), (115, 5486248), (184, 3428905), (230, 2743124), (460, 1371562), (920, 685781)]