1331940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 3790080

約数和(自身を除く): 2458140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 281, 316, 395, 474, 562, 790, 843, 948, 1124, 1185, 1405, 1580, 1686, 2370, 2810, 3372, 4215, 4740, 5620, 8430, 16860, 22199, 44398, 66597, 88796, 110995, 133194, 221990, 266388, 332985, 443980, 665970, 1331940]

約数ペア:

[(1, 1331940), (2, 665970), (3, 443980), (4, 332985), (5, 266388), (6, 221990), (10, 133194), (12, 110995), (15, 88796), (20, 66597), (30, 44398), (60, 22199), (79, 16860), (158, 8430), (237, 5620), (281, 4740), (316, 4215), (395, 3372), (474, 2810), (562, 2370), (790, 1686), (843, 1580), (948, 1405), (1124, 1185)]