20120104360

素因数分解:

$2^3\times 5^1\times {\mathrm{503002609}}^1$

素因数の和:503002620

約数の個数: 16

約数和(自身を含む): 45270234900

約数和(自身を除く): 25150130540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503002609, 1006005218, 2012010436, 2515013045, 4024020872, 5030026090, 10060052180, 20120104360]

約数ペア:

[(1, 20120104360), (2, 10060052180), (4, 5030026090), (5, 4024020872), (8, 2515013045), (10, 2012010436), (20, 1006005218), (40, 503002609)]