31403940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1381}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 88226880

約数和(自身を除く): 56822940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 758, 1137, 1381, 1516, 1895, 2274, 2762, 3790, 4143, 4548, 5524, 5685, 6905, 7580, 8286, 11370, 13810, 16572, 20715, 22740, 27620, 41430, 82860, 523399, 1046798, 1570197, 2093596, 2616995, 3140394, 5233990, 6280788, 7850985, 10467980, 15701970, 31403940]

約数ペア:

[(1, 31403940), (2, 15701970), (3, 10467980), (4, 7850985), (5, 6280788), (6, 5233990), (10, 3140394), (12, 2616995), (15, 2093596), (20, 1570197), (30, 1046798), (60, 523399), (379, 82860), (758, 41430), (1137, 27620), (1381, 22740), (1516, 20715), (1895, 16572), (2274, 13810), (2762, 11370), (3790, 8286), (4143, 7580), (4548, 6905), (5524, 5685)]