31198780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53791}}^1$

素因数の和:53829

約数の個数: 24

約数和(自身を含む): 67777920

約数和(自身を除く): 36579140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 53791, 107582, 215164, 268955, 537910, 1075820, 1559939, 3119878, 6239756, 7799695, 15599390, 31198780]

約数ペア:

[(1, 31198780), (2, 15599390), (4, 7799695), (5, 6239756), (10, 3119878), (20, 1559939), (29, 1075820), (58, 537910), (116, 268955), (145, 215164), (290, 107582), (580, 53791)]