19884120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165701}}^1$

素因数の和:165715

約数の個数: 32

約数和(自身を含む): 59652720

約数和(自身を除く): 39768600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165701, 331402, 497103, 662804, 828505, 994206, 1325608, 1657010, 1988412, 2485515, 3314020, 3976824, 4971030, 6628040, 9942060, 19884120]

約数ペア:

[(1, 19884120), (2, 9942060), (3, 6628040), (4, 4971030), (5, 3976824), (6, 3314020), (8, 2485515), (10, 1988412), (12, 1657010), (15, 1325608), (20, 994206), (24, 828505), (30, 662804), (40, 497103), (60, 331402), (120, 165701)]