2666360

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 6048000

約数和(自身を除く): 3381640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 349, 382, 698, 764, 955, 1396, 1528, 1745, 1910, 2792, 3490, 3820, 6980, 7640, 13960, 66659, 133318, 266636, 333295, 533272, 666590, 1333180, 2666360]

約数ペア:

[(1, 2666360), (2, 1333180), (4, 666590), (5, 533272), (8, 333295), (10, 266636), (20, 133318), (40, 66659), (191, 13960), (349, 7640), (382, 6980), (698, 3820), (764, 3490), (955, 2792), (1396, 1910), (1528, 1745)]