49151240

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2851}}^1$

素因数の和:3293

約数の個数: 32

約数和(自身を含む): 110885760

約数和(自身を除く): 61734520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 2851, 3448, 4310, 5702, 8620, 11404, 14255, 17240, 22808, 28510, 57020, 114040, 1228781, 2457562, 4915124, 6143905, 9830248, 12287810, 24575620, 49151240]

約数ペア:

[(1, 49151240), (2, 24575620), (4, 12287810), (5, 9830248), (8, 6143905), (10, 4915124), (20, 2457562), (40, 1228781), (431, 114040), (862, 57020), (1724, 28510), (2155, 22808), (2851, 17240), (3448, 14255), (4310, 11404), (5702, 8620)]