15751240

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1039}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 35568000

約数和(自身を除く): 19816760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1039, 1516, 1895, 2078, 3032, 3790, 4156, 5195, 7580, 8312, 10390, 15160, 20780, 41560, 393781, 787562, 1575124, 1968905, 3150248, 3937810, 7875620, 15751240]

約数ペア:

[(1, 15751240), (2, 7875620), (4, 3937810), (5, 3150248), (8, 1968905), (10, 1575124), (20, 787562), (40, 393781), (379, 41560), (758, 20780), (1039, 15160), (1516, 10390), (1895, 8312), (2078, 7580), (3032, 5195), (3790, 4156)]