2260240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1519

約数の個数: 40

約数和(自身を含む): 5535360

約数和(自身を除く): 3275120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1487, 1520, 2974, 5948, 7435, 11896, 14870, 23792, 28253, 29740, 56506, 59480, 113012, 118960, 141265, 226024, 282530, 452048, 565060, 1130120, 2260240]

約数ペア:

[(1, 2260240), (2, 1130120), (4, 565060), (5, 452048), (8, 282530), (10, 226024), (16, 141265), (19, 118960), (20, 113012), (38, 59480), (40, 56506), (76, 29740), (80, 28253), (95, 23792), (152, 14870), (190, 11896), (304, 7435), (380, 5948), (760, 2974), (1487, 1520)]