19948440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166237}}^1$

素因数の和:166251

約数の個数: 32

約数和(自身を含む): 59845680

約数和(自身を除く): 39897240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166237, 332474, 498711, 664948, 831185, 997422, 1329896, 1662370, 1994844, 2493555, 3324740, 3989688, 4987110, 6649480, 9974220, 19948440]

約数ペア:

[(1, 19948440), (2, 9974220), (3, 6649480), (4, 4987110), (5, 3989688), (6, 3324740), (8, 2493555), (10, 1994844), (12, 1662370), (15, 1329896), (20, 997422), (24, 831185), (30, 664948), (40, 498711), (60, 332474), (120, 166237)]