64426460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{460189}}^1$

素因数の和:460205

約数の個数: 24

約数和(自身を含む): 154623840

約数和(自身を除く): 90197380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 460189, 920378, 1840756, 2300945, 3221323, 4601890, 6442646, 9203780, 12885292, 16106615, 32213230, 64426460]

約数ペア:

[(1, 64426460), (2, 32213230), (4, 16106615), (5, 12885292), (7, 9203780), (10, 6442646), (14, 4601890), (20, 3221323), (28, 2300945), (35, 1840756), (70, 920378), (140, 460189)]