18265360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7873}}^1$

素因数の和:7915

約数の個数: 40

約数和(自身を含む): 43936920

約数和(自身を除く): 25671560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 7873, 15746, 31492, 39365, 62984, 78730, 125968, 157460, 228317, 314920, 456634, 629840, 913268, 1141585, 1826536, 2283170, 3653072, 4566340, 9132680, 18265360]

約数ペア:

[(1, 18265360), (2, 9132680), (4, 4566340), (5, 3653072), (8, 2283170), (10, 1826536), (16, 1141585), (20, 913268), (29, 629840), (40, 456634), (58, 314920), (80, 228317), (116, 157460), (145, 125968), (232, 78730), (290, 62984), (464, 39365), (580, 31492), (1160, 15746), (2320, 7873)]