12983860

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4357}}^1$

素因数の和:4515

約数の個数: 24

約数和(自身を含む): 27455400

約数和(自身を除く): 14471540

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 4357, 8714, 17428, 21785, 43570, 87140, 649193, 1298386, 2596772, 3245965, 6491930, 12983860]

約数ペア:

[(1, 12983860), (2, 6491930), (4, 3245965), (5, 2596772), (10, 1298386), (20, 649193), (149, 87140), (298, 43570), (596, 21785), (745, 17428), (1490, 8714), (2980, 4357)]