39509480

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12503}}^1$

素因数の和:12593

約数の個数: 32

約数和(自身を含む): 90028800

約数和(自身を除く): 50519320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 12503, 25006, 50012, 62515, 100024, 125030, 250060, 500120, 987737, 1975474, 3950948, 4938685, 7901896, 9877370, 19754740, 39509480]

約数ペア:

[(1, 39509480), (2, 19754740), (4, 9877370), (5, 7901896), (8, 4938685), (10, 3950948), (20, 1975474), (40, 987737), (79, 500120), (158, 250060), (316, 125030), (395, 100024), (632, 62515), (790, 50012), (1580, 25006), (3160, 12503)]