15206120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12263}}^1$

素因数の和:12305

約数の個数: 32

約数和(自身を含む): 35320320

約数和(自身を除く): 20114200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12263, 24526, 49052, 61315, 98104, 122630, 245260, 380153, 490520, 760306, 1520612, 1900765, 3041224, 3801530, 7603060, 15206120]

約数ペア:

[(1, 15206120), (2, 7603060), (4, 3801530), (5, 3041224), (8, 1900765), (10, 1520612), (20, 760306), (31, 490520), (40, 380153), (62, 245260), (124, 122630), (155, 98104), (248, 61315), (310, 49052), (620, 24526), (1240, 12263)]