12706420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3011}}^1$

素因数の和:3231

約数の個数: 24

約数和(自身を含む): 26818848

約数和(自身を除く): 14112428

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 3011, 4220, 6022, 12044, 15055, 30110, 60220, 635321, 1270642, 2541284, 3176605, 6353210, 12706420]

約数ペア:

[(1, 12706420), (2, 6353210), (4, 3176605), (5, 2541284), (10, 1270642), (20, 635321), (211, 60220), (422, 30110), (844, 15055), (1055, 12044), (2110, 6022), (3011, 4220)]