38941240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74887}}^1$

素因数の和:74911

約数の個数: 32

約数和(自身を含む): 94358880

約数和(自身を除く): 55417640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74887, 149774, 299548, 374435, 599096, 748870, 973531, 1497740, 1947062, 2995480, 3894124, 4867655, 7788248, 9735310, 19470620, 38941240]

約数ペア:

[(1, 38941240), (2, 19470620), (4, 9735310), (5, 7788248), (8, 4867655), (10, 3894124), (13, 2995480), (20, 1947062), (26, 1497740), (40, 973531), (52, 748870), (65, 599096), (104, 374435), (130, 299548), (260, 149774), (520, 74887)]