2385140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3847}}^1$

素因数の和:3887

約数の個数: 24

約数和(自身を含む): 5171712

約数和(自身を除く): 2786572

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3847, 7694, 15388, 19235, 38470, 76940, 119257, 238514, 477028, 596285, 1192570, 2385140]

約数ペア:

[(1, 2385140), (2, 1192570), (4, 596285), (5, 477028), (10, 238514), (20, 119257), (31, 76940), (62, 38470), (124, 19235), (155, 15388), (310, 7694), (620, 3847)]