55583960

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5407}}^1$

素因数の和:5675

約数の個数: 32

約数和(自身を含む): 125573760

約数和(自身を除く): 69989800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 5407, 10280, 10814, 21628, 27035, 43256, 54070, 108140, 216280, 1389599, 2779198, 5558396, 6947995, 11116792, 13895990, 27791980, 55583960]

約数ペア:

[(1, 55583960), (2, 27791980), (4, 13895990), (5, 11116792), (8, 6947995), (10, 5558396), (20, 2779198), (40, 1389599), (257, 216280), (514, 108140), (1028, 54070), (1285, 43256), (2056, 27035), (2570, 21628), (5140, 10814), (5407, 10280)]