12947640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107897}}^1$

素因数の和:107911

約数の個数: 32

約数和(自身を含む): 38843280

約数和(自身を除く): 25895640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 107897, 215794, 323691, 431588, 539485, 647382, 863176, 1078970, 1294764, 1618455, 2157940, 2589528, 3236910, 4315880, 6473820, 12947640]

約数ペア:

[(1, 12947640), (2, 6473820), (3, 4315880), (4, 3236910), (5, 2589528), (6, 2157940), (8, 1618455), (10, 1294764), (12, 1078970), (15, 863176), (20, 647382), (24, 539485), (30, 431588), (40, 323691), (60, 215794), (120, 107897)]