240158980

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{17737}}^1$

素因数の和:18423

約数の個数: 24

約数和(自身を含む): 505107288

約数和(自身を除く): 264948308

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 2708, 3385, 6770, 13540, 17737, 35474, 70948, 88685, 177370, 354740, 12007949, 24015898, 48031796, 60039745, 120079490, 240158980]

約数ペア:

[(1, 240158980), (2, 120079490), (4, 60039745), (5, 48031796), (10, 24015898), (20, 12007949), (677, 354740), (1354, 177370), (2708, 88685), (3385, 70948), (6770, 35474), (13540, 17737)]