30708980

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{8039}}^1$

素因数の和:8239

約数の個数: 24

約数和(自身を含む): 64834560

約数和(自身を除く): 34125580

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 8039, 16078, 32156, 40195, 80390, 160780, 1535449, 3070898, 6141796, 7677245, 15354490, 30708980]

約数ペア:

[(1, 30708980), (2, 15354490), (4, 7677245), (5, 6141796), (10, 3070898), (20, 1535449), (191, 160780), (382, 80390), (764, 40195), (955, 32156), (1910, 16078), (3820, 8039)]