307211660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2194369}}^1$

素因数の和:2194385

約数の個数: 24

約数和(自身を含む): 737308320

約数和(自身を除く): 430096660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2194369, 4388738, 8777476, 10971845, 15360583, 21943690, 30721166, 43887380, 61442332, 76802915, 153605830, 307211660]

約数ペア:

[(1, 307211660), (2, 153605830), (4, 76802915), (5, 61442332), (7, 43887380), (10, 30721166), (14, 21943690), (20, 15360583), (28, 10971845), (35, 8777476), (70, 4388738), (140, 2194369)]