2219501780

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{354553}}^1$

素因数の和:354875

約数の個数: 24

約数和(自身を含む): 4675858152

約数和(自身を除く): 2456356372

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 354553, 709106, 1418212, 1772765, 3545530, 7091060, 110975089, 221950178, 443900356, 554875445, 1109750890, 2219501780]

約数ペア:

[(1, 2219501780), (2, 1109750890), (4, 554875445), (5, 443900356), (10, 221950178), (20, 110975089), (313, 7091060), (626, 3545530), (1252, 1772765), (1565, 1418212), (3130, 709106), (6260, 354553)]