90838960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{49369}}^1$

素因数の和:49405

約数の個数: 40

約数和(自身を含む): 220387680

約数和(自身を除く): 129548720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 49369, 98738, 197476, 246845, 394952, 493690, 789904, 987380, 1135487, 1974760, 2270974, 3949520, 4541948, 5677435, 9083896, 11354870, 18167792, 22709740, 45419480, 90838960]

約数ペア:

[(1, 90838960), (2, 45419480), (4, 22709740), (5, 18167792), (8, 11354870), (10, 9083896), (16, 5677435), (20, 4541948), (23, 3949520), (40, 2270974), (46, 1974760), (80, 1135487), (92, 987380), (115, 789904), (184, 493690), (230, 394952), (368, 246845), (460, 197476), (920, 98738), (1840, 49369)]