57208420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 122830848

約数和(自身を除く): 65622428

約数列:

[1, 2, 4, 5, 10, 20, 101, 127, 202, 223, 254, 404, 446, 505, 508, 635, 892, 1010, 1115, 1270, 2020, 2230, 2540, 4460, 12827, 22523, 25654, 28321, 45046, 51308, 56642, 64135, 90092, 112615, 113284, 128270, 141605, 225230, 256540, 283210, 450460, 566420, 2860421, 5720842, 11441684, 14302105, 28604210, 57208420]

約数ペア:

[(1, 57208420), (2, 28604210), (4, 14302105), (5, 11441684), (10, 5720842), (20, 2860421), (101, 566420), (127, 450460), (202, 283210), (223, 256540), (254, 225230), (404, 141605), (446, 128270), (505, 113284), (508, 112615), (635, 90092), (892, 64135), (1010, 56642), (1115, 51308), (1270, 45046), (2020, 28321), (2230, 25654), (2540, 22523), (4460, 12827)]