20120723710

素因数分解:

$2^1\times 5^1\times {\mathrm{4271}}^1\times {\mathrm{471101}}^1$

素因数の和:475379

約数の個数: 16

約数和(自身を含む): 36225859392

約数和(自身を除く): 16105135682

約数列:

[1, 2, 5, 10, 4271, 8542, 21355, 42710, 471101, 942202, 2355505, 4711010, 2012072371, 4024144742, 10060361855, 20120723710]

約数ペア:

[(1, 20120723710), (2, 10060361855), (5, 4024144742), (10, 2012072371), (4271, 4711010), (8542, 2355505), (21355, 942202), (42710, 471101)]