1018852020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{628921}}^1$

素因数の和:628942

約数の個数: 60

約数和(自身を含む): 3196181604

約数和(自身を除く): 2177329584

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 628921, 1257842, 1886763, 2515684, 3144605, 3773526, 5660289, 6289210, 7547052, 9433815, 11320578, 12578420, 16980867, 18867630, 22641156, 28301445, 33961734, 37735260, 50942601, 56602890, 67923468, 84904335, 101885202, 113205780, 169808670, 203770404, 254713005, 339617340, 509426010, 1018852020]

約数ペア:

[(1, 1018852020), (2, 509426010), (3, 339617340), (4, 254713005), (5, 203770404), (6, 169808670), (9, 113205780), (10, 101885202), (12, 84904335), (15, 67923468), (18, 56602890), (20, 50942601), (27, 37735260), (30, 33961734), (36, 28301445), (45, 22641156), (54, 18867630), (60, 16980867), (81, 12578420), (90, 11320578), (108, 9433815), (135, 7547052), (162, 6289210), (180, 5660289), (270, 3773526), (324, 3144605), (405, 2515684), (540, 1886763), (810, 1257842), (1620, 628921)]