30991910

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{5023}}^1$

素因数の和:5647

約数の個数: 16

約数和(自身を含む): 55886976

約数和(自身を除く): 24895066

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 5023, 6170, 10046, 25115, 50230, 3099191, 6198382, 15495955, 30991910]

約数ペア:

[(1, 30991910), (2, 15495955), (5, 6198382), (10, 3099191), (617, 50230), (1234, 25115), (3085, 10046), (5023, 6170)]