313171490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{4349}}^1$

素因数の和:4754

約数の個数: 32

約数和(自身を含む): 595080000

約数和(自身を除く): 281908510

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 379, 758, 1895, 3790, 4349, 7201, 8698, 14402, 21745, 36005, 43490, 72010, 82631, 165262, 413155, 826310, 1648271, 3296542, 8241355, 16482710, 31317149, 62634298, 156585745, 313171490]

約数ペア:

[(1, 313171490), (2, 156585745), (5, 62634298), (10, 31317149), (19, 16482710), (38, 8241355), (95, 3296542), (190, 1648271), (379, 826310), (758, 413155), (1895, 165262), (3790, 82631), (4349, 72010), (7201, 43490), (8698, 36005), (14402, 21745)]