27310270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 53172000

約数和(自身を除く): 25861730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 499, 842, 998, 2105, 2495, 4210, 4990, 5473, 6487, 10946, 12974, 27365, 32435, 54730, 64870, 210079, 420158, 1050395, 2100790, 2731027, 5462054, 13655135, 27310270]

約数ペア:

[(1, 27310270), (2, 13655135), (5, 5462054), (10, 2731027), (13, 2100790), (26, 1050395), (65, 420158), (130, 210079), (421, 64870), (499, 54730), (842, 32435), (998, 27365), (2105, 12974), (2495, 10946), (4210, 6487), (4990, 5473)]