447140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 954240

約数和(自身を除く): 507100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 283, 316, 395, 566, 790, 1132, 1415, 1580, 2830, 5660, 22357, 44714, 89428, 111785, 223570, 447140]

約数ペア:

[(1, 447140), (2, 223570), (4, 111785), (5, 89428), (10, 44714), (20, 22357), (79, 5660), (158, 2830), (283, 1580), (316, 1415), (395, 1132), (566, 790)]