12805460

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3701}}^1$

素因数の和:3883

約数の個数: 24

約数和(自身を含む): 27054216

約数和(自身を除く): 14248756

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 3701, 7402, 14804, 18505, 37010, 74020, 640273, 1280546, 2561092, 3201365, 6402730, 12805460]

約数ペア:

[(1, 12805460), (2, 6402730), (4, 3201365), (5, 2561092), (10, 1280546), (20, 640273), (173, 74020), (346, 37010), (692, 18505), (865, 14804), (1730, 7402), (3460, 3701)]