66474020

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{2543}}^1$

素因数の和:3859

約数の個数: 24

約数和(自身を含む): 139757184

約数和(自身を除く): 73283164

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2543, 2614, 5086, 5228, 6535, 10172, 12715, 13070, 25430, 26140, 50860, 3323701, 6647402, 13294804, 16618505, 33237010, 66474020]

約数ペア:

[(1, 66474020), (2, 33237010), (4, 16618505), (5, 13294804), (10, 6647402), (20, 3323701), (1307, 50860), (2543, 26140), (2614, 25430), (5086, 13070), (5228, 12715), (6535, 10172)]