68157460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{486839}}^1$

素因数の和:486855

約数の個数: 24

約数和(自身を含む): 163578240

約数和(自身を除く): 95420780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 486839, 973678, 1947356, 2434195, 3407873, 4868390, 6815746, 9736780, 13631492, 17039365, 34078730, 68157460]

約数ペア:

[(1, 68157460), (2, 34078730), (4, 17039365), (5, 13631492), (7, 9736780), (10, 6815746), (14, 4868390), (20, 3407873), (28, 2434195), (35, 1947356), (70, 973678), (140, 486839)]