1269366760

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{212981}}^1$

素因数の和:213141

約数の個数: 32

約数和(自身を含む): 2875257000

約数和(自身を除く): 1605890240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 212981, 425962, 851924, 1064905, 1703848, 2129810, 4259620, 8519240, 31734169, 63468338, 126936676, 158670845, 253873352, 317341690, 634683380, 1269366760]

約数ペア:

[(1, 1269366760), (2, 634683380), (4, 317341690), (5, 253873352), (8, 158670845), (10, 126936676), (20, 63468338), (40, 31734169), (149, 8519240), (298, 4259620), (596, 2129810), (745, 1703848), (1192, 1064905), (1490, 851924), (2980, 425962), (5960, 212981)]