126820180

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{33199}}^1$

素因数の和:33399

約数の個数: 24

約数和(自身を含む): 267724800

約数和(自身を除く): 140904620

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 33199, 66398, 132796, 165995, 331990, 663980, 6341009, 12682018, 25364036, 31705045, 63410090, 126820180]

約数ペア:

[(1, 126820180), (2, 63410090), (4, 31705045), (5, 25364036), (10, 12682018), (20, 6341009), (191, 663980), (382, 331990), (764, 165995), (955, 132796), (1910, 66398), (3820, 33199)]