15281240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29387}}^1$

素因数の和:29411

約数の個数: 32

約数和(自身を含む): 37028880

約数和(自身を除く): 21747640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 29387, 58774, 117548, 146935, 235096, 293870, 382031, 587740, 764062, 1175480, 1528124, 1910155, 3056248, 3820310, 7640620, 15281240]

約数ペア:

[(1, 15281240), (2, 7640620), (4, 3820310), (5, 3056248), (8, 1910155), (10, 1528124), (13, 1175480), (20, 764062), (26, 587740), (40, 382031), (52, 293870), (65, 235096), (104, 146935), (130, 117548), (260, 58774), (520, 29387)]