2777360

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 6528600

約数和(自身を除く): 3751240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 233, 298, 466, 596, 745, 932, 1165, 1192, 1490, 1864, 2330, 2384, 2980, 3728, 4660, 5960, 9320, 11920, 18640, 34717, 69434, 138868, 173585, 277736, 347170, 555472, 694340, 1388680, 2777360]

約数ペア:

[(1, 2777360), (2, 1388680), (4, 694340), (5, 555472), (8, 347170), (10, 277736), (16, 173585), (20, 138868), (40, 69434), (80, 34717), (149, 18640), (233, 11920), (298, 9320), (466, 5960), (596, 4660), (745, 3728), (932, 2980), (1165, 2384), (1192, 2330), (1490, 1864)]