1235980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 2686320

約数和(自身を除く): 1450340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2131, 4262, 8524, 10655, 21310, 42620, 61799, 123598, 247196, 308995, 617990, 1235980]

約数ペア:

[(1, 1235980), (2, 617990), (4, 308995), (5, 247196), (10, 123598), (20, 61799), (29, 42620), (58, 21310), (116, 10655), (145, 8524), (290, 4262), (580, 2131)]