30412240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12263}}^1$

素因数の和:12307

約数の個数: 40

約数和(自身を含む): 72995328

約数和(自身を除く): 42583088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12263, 24526, 49052, 61315, 98104, 122630, 196208, 245260, 380153, 490520, 760306, 981040, 1520612, 1900765, 3041224, 3801530, 6082448, 7603060, 15206120, 30412240]

約数ペア:

[(1, 30412240), (2, 15206120), (4, 7603060), (5, 6082448), (8, 3801530), (10, 3041224), (16, 1900765), (20, 1520612), (31, 981040), (40, 760306), (62, 490520), (80, 380153), (124, 245260), (155, 196208), (248, 122630), (310, 98104), (496, 61315), (620, 49052), (1240, 24526), (2480, 12263)]