215538460

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 459609696

約数和(自身を除く): 244071236

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 283, 337, 452, 565, 566, 674, 1130, 1132, 1348, 1415, 1685, 2260, 2830, 3370, 5660, 6740, 31979, 38081, 63958, 76162, 95371, 127916, 152324, 159895, 190405, 190742, 319790, 380810, 381484, 476855, 639580, 761620, 953710, 1907420, 10776923, 21553846, 43107692, 53884615, 107769230, 215538460]

約数ペア:

[(1, 215538460), (2, 107769230), (4, 53884615), (5, 43107692), (10, 21553846), (20, 10776923), (113, 1907420), (226, 953710), (283, 761620), (337, 639580), (452, 476855), (565, 381484), (566, 380810), (674, 319790), (1130, 190742), (1132, 190405), (1348, 159895), (1415, 152324), (1685, 127916), (2260, 95371), (2830, 76162), (3370, 63958), (5660, 38081), (6740, 31979)]