47981240

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1901}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 108185760

約数和(自身を除く): 60204520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 1901, 2524, 3155, 3802, 5048, 6310, 7604, 9505, 12620, 15208, 19010, 25240, 38020, 76040, 1199531, 2399062, 4798124, 5997655, 9596248, 11995310, 23990620, 47981240]

約数ペア:

[(1, 47981240), (2, 23990620), (4, 11995310), (5, 9596248), (8, 5997655), (10, 4798124), (20, 2399062), (40, 1199531), (631, 76040), (1262, 38020), (1901, 25240), (2524, 19010), (3155, 15208), (3802, 12620), (5048, 9505), (6310, 7604)]