28180450

素因数分解:

$2^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2143}}^1$

素因数の和:2418

約数の個数: 24

約数和(自身を含む): 52639488

約数和(自身を除く): 24459038

約数列:

[1, 2, 5, 10, 25, 50, 263, 526, 1315, 2143, 2630, 4286, 6575, 10715, 13150, 21430, 53575, 107150, 563609, 1127218, 2818045, 5636090, 14090225, 28180450]

約数ペア:

[(1, 28180450), (2, 14090225), (5, 5636090), (10, 2818045), (25, 1127218), (50, 563609), (263, 107150), (526, 53575), (1315, 21430), (2143, 13150), (2630, 10715), (4286, 6575)]