30208790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 56111616

約数和(自身を除く): 25902826

約数列:

[1, 2, 5, 10, 43, 86, 163, 215, 326, 430, 431, 815, 862, 1630, 2155, 4310, 7009, 14018, 18533, 35045, 37066, 70090, 70253, 92665, 140506, 185330, 351265, 702530, 3020879, 6041758, 15104395, 30208790]

約数ペア:

[(1, 30208790), (2, 15104395), (5, 6041758), (10, 3020879), (43, 702530), (86, 351265), (163, 185330), (215, 140506), (326, 92665), (430, 70253), (431, 70090), (815, 37066), (862, 35045), (1630, 18533), (2155, 14018), (4310, 7009)]