1213492040

素因数分解:

$2^3\times 5^1\times {\mathrm{30337301}}^1$

素因数の和:30337312

約数の個数: 16

約数和(自身を含む): 2730357180

約数和(自身を除く): 1516865140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30337301, 60674602, 121349204, 151686505, 242698408, 303373010, 606746020, 1213492040]

約数ペア:

[(1, 1213492040), (2, 606746020), (4, 303373010), (5, 242698408), (8, 151686505), (10, 121349204), (20, 60674602), (40, 30337301)]