168351220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{44071}}^1$

素因数の和:44271

約数の個数: 24

約数和(自身を含む): 355396608

約数和(自身を除く): 187045388

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 44071, 88142, 176284, 220355, 440710, 881420, 8417561, 16835122, 33670244, 42087805, 84175610, 168351220]

約数ペア:

[(1, 168351220), (2, 84175610), (4, 42087805), (5, 33670244), (10, 16835122), (20, 8417561), (191, 881420), (382, 440710), (764, 220355), (955, 176284), (1910, 88142), (3820, 44071)]