39572020

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{11437}}^1$

素因数の和:11619

約数の個数: 24

約数和(自身を含む): 83588904

約数和(自身を除く): 44016884

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 11437, 22874, 45748, 57185, 114370, 228740, 1978601, 3957202, 7914404, 9893005, 19786010, 39572020]

約数ペア:

[(1, 39572020), (2, 19786010), (4, 9893005), (5, 7914404), (10, 3957202), (20, 1978601), (173, 228740), (346, 114370), (692, 57185), (865, 45748), (1730, 22874), (3460, 11437)]