2400990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 5809536

約数和(自身を除く): 3408546

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 491, 815, 978, 982, 1473, 1630, 2445, 2455, 2946, 4890, 4910, 7365, 14730, 80033, 160066, 240099, 400165, 480198, 800330, 1200495, 2400990]

約数ペア:

[(1, 2400990), (2, 1200495), (3, 800330), (5, 480198), (6, 400165), (10, 240099), (15, 160066), (30, 80033), (163, 14730), (326, 7365), (489, 4910), (491, 4890), (815, 2946), (978, 2455), (982, 2445), (1473, 1630)]