10291640

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{563}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 23248080

約数和(自身を除く): 12956440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 563, 914, 1126, 1828, 2252, 2285, 2815, 3656, 4504, 4570, 5630, 9140, 11260, 18280, 22520, 257291, 514582, 1029164, 1286455, 2058328, 2572910, 5145820, 10291640]

約数ペア:

[(1, 10291640), (2, 5145820), (4, 2572910), (5, 2058328), (8, 1286455), (10, 1029164), (20, 514582), (40, 257291), (457, 22520), (563, 18280), (914, 11260), (1126, 9140), (1828, 5630), (2252, 4570), (2285, 4504), (2815, 3656)]