2017374725

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{740321}}^1$

素因数の和:740440

約数の個数: 12

約数和(自身を含む): 2524498020

約数和(自身を除く): 507123295

約数列:

[1, 5, 25, 109, 545, 2725, 740321, 3701605, 18508025, 80694989, 403474945, 2017374725]

約数ペア:

[(1, 2017374725), (5, 403474945), (25, 80694989), (109, 18508025), (545, 3701605), (2725, 740321)]