6389940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 18002880

約数和(自身を除く): 11612940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 379, 562, 758, 843, 1124, 1137, 1405, 1516, 1686, 1895, 2274, 2810, 3372, 3790, 4215, 4548, 5620, 5685, 7580, 8430, 11370, 16860, 22740, 106499, 212998, 319497, 425996, 532495, 638994, 1064990, 1277988, 1597485, 2129980, 3194970, 6389940]

約数ペア:

[(1, 6389940), (2, 3194970), (3, 2129980), (4, 1597485), (5, 1277988), (6, 1064990), (10, 638994), (12, 532495), (15, 425996), (20, 319497), (30, 212998), (60, 106499), (281, 22740), (379, 16860), (562, 11370), (758, 8430), (843, 7580), (1124, 5685), (1137, 5620), (1405, 4548), (1516, 4215), (1686, 3790), (1895, 3372), (2274, 2810)]