1997942360

素因数分解:

$2^3\times 5^1\times {\mathrm{49948559}}^1$

素因数の和:49948570

約数の個数: 16

約数和(自身を含む): 4495370400

約数和(自身を除く): 2497428040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49948559, 99897118, 199794236, 249742795, 399588472, 499485590, 998971180, 1997942360]

約数ペア:

[(1, 1997942360), (2, 998971180), (4, 499485590), (5, 399588472), (8, 249742795), (10, 199794236), (20, 99897118), (40, 49948559)]