40289220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223829}}^1$

素因数の和:223844

約数の個数: 36

約数和(自身を含む): 122211180

約数和(自身を除く): 81921960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223829, 447658, 671487, 895316, 1119145, 1342974, 2014461, 2238290, 2685948, 3357435, 4028922, 4476580, 6714870, 8057844, 10072305, 13429740, 20144610, 40289220]

約数ペア:

[(1, 40289220), (2, 20144610), (3, 13429740), (4, 10072305), (5, 8057844), (6, 6714870), (9, 4476580), (10, 4028922), (12, 3357435), (15, 2685948), (18, 2238290), (20, 2014461), (30, 1342974), (36, 1119145), (45, 895316), (60, 671487), (90, 447658), (180, 223829)]