13309964380

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2011}}^1\times {\mathrm{2221}}^1$

素因数の和:4390

約数の個数: 48

約数和(自身を含む): 28165183200

約数和(自身を除く): 14855218820

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2011, 2221, 2980, 4022, 4442, 8044, 8884, 10055, 11105, 20110, 22210, 40220, 44420, 299639, 330929, 599278, 661858, 1198556, 1323716, 1498195, 1654645, 2996390, 3309290, 4466431, 5992780, 6618580, 8932862, 17865724, 22332155, 44664310, 89328620, 665498219, 1330996438, 2661992876, 3327491095, 6654982190, 13309964380]

約数ペア:

[(1, 13309964380), (2, 6654982190), (4, 3327491095), (5, 2661992876), (10, 1330996438), (20, 665498219), (149, 89328620), (298, 44664310), (596, 22332155), (745, 17865724), (1490, 8932862), (2011, 6618580), (2221, 5992780), (2980, 4466431), (4022, 3309290), (4442, 2996390), (8044, 1654645), (8884, 1498195), (10055, 1323716), (11105, 1198556), (20110, 661858), (22210, 599278), (40220, 330929), (44420, 299639)]