2257390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^2$

素因数の和:244

約数の個数: 24

約数和(自身を含む): 4316760

約数和(自身を除く): 2059370

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 10355, 11881, 20710, 23762, 59405, 118810, 225739, 451478, 1128695, 2257390]

約数ペア:

[(1, 2257390), (2, 1128695), (5, 451478), (10, 225739), (19, 118810), (38, 59405), (95, 23762), (109, 20710), (190, 11881), (218, 10355), (545, 4142), (1090, 2071)]