20661450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{137743}}^1$

素因数の和:137758

約数の個数: 24

約数和(自身を含む): 51240768

約数和(自身を除く): 30579318

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 137743, 275486, 413229, 688715, 826458, 1377430, 2066145, 3443575, 4132290, 6887150, 10330725, 20661450]

約数ペア:

[(1, 20661450), (2, 10330725), (3, 6887150), (5, 4132290), (6, 3443575), (10, 2066145), (15, 1377430), (25, 826458), (30, 688715), (50, 413229), (75, 275486), (150, 137743)]