4966420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1039}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 10483200

約数和(自身を除く): 5516780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1039, 1195, 2078, 2390, 4156, 4780, 5195, 10390, 20780, 248321, 496642, 993284, 1241605, 2483210, 4966420]

約数ペア:

[(1, 4966420), (2, 2483210), (4, 1241605), (5, 993284), (10, 496642), (20, 248321), (239, 20780), (478, 10390), (956, 5195), (1039, 4780), (1195, 4156), (2078, 2390)]