1330644620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2146201}}^1$

素因数の和:2146241

約数の個数: 24

約数和(自身を含む): 2884495488

約数和(自身を除く): 1553850868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2146201, 4292402, 8584804, 10731005, 21462010, 42924020, 66532231, 133064462, 266128924, 332661155, 665322310, 1330644620]

約数ペア:

[(1, 1330644620), (2, 665322310), (4, 332661155), (5, 266128924), (10, 133064462), (20, 66532231), (31, 42924020), (62, 21462010), (124, 10731005), (155, 8584804), (310, 4292402), (620, 2146201)]