64211140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458651}}^1$

素因数の和:458667

約数の個数: 24

約数和(自身を含む): 154107072

約数和(自身を除く): 89895932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458651, 917302, 1834604, 2293255, 3210557, 4586510, 6421114, 9173020, 12842228, 16052785, 32105570, 64211140]

約数ペア:

[(1, 64211140), (2, 32105570), (4, 16052785), (5, 12842228), (7, 9173020), (10, 6421114), (14, 4586510), (20, 3210557), (28, 2293255), (35, 1834604), (70, 917302), (140, 458651)]