749408020

素因数分解:

$2^2\times 5^1\times {\mathrm{37470401}}^1$

素因数の和:37470410

約数の個数: 12

約数和(自身を含む): 1573756884

約数和(自身を除く): 824348864

約数列:

[1, 2, 4, 5, 10, 20, 37470401, 74940802, 149881604, 187352005, 374704010, 749408020]

約数ペア:

[(1, 749408020), (2, 374704010), (4, 187352005), (5, 149881604), (10, 74940802), (20, 37470401)]