4390850

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:790

約数の個数: 24

約数和(自身を含む): 8239428

約数和(自身を除く): 3848578

約数列:

[1, 2, 5, 10, 25, 50, 137, 274, 641, 685, 1282, 1370, 3205, 3425, 6410, 6850, 16025, 32050, 87817, 175634, 439085, 878170, 2195425, 4390850]

約数ペア:

[(1, 4390850), (2, 2195425), (5, 878170), (10, 439085), (25, 175634), (50, 87817), (137, 32050), (274, 16025), (641, 6850), (685, 6410), (1282, 3425), (1370, 3205)]