12345340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 29937600

約数和(自身を除く): 17592260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 809, 1090, 1526, 1618, 2180, 3052, 3236, 3815, 4045, 5663, 7630, 8090, 11326, 15260, 16180, 22652, 28315, 56630, 88181, 113260, 176362, 352724, 440905, 617267, 881810, 1234534, 1763620, 2469068, 3086335, 6172670, 12345340]

約数ペア:

[(1, 12345340), (2, 6172670), (4, 3086335), (5, 2469068), (7, 1763620), (10, 1234534), (14, 881810), (20, 617267), (28, 440905), (35, 352724), (70, 176362), (109, 113260), (140, 88181), (218, 56630), (436, 28315), (545, 22652), (763, 16180), (809, 15260), (1090, 11326), (1526, 8090), (1618, 7630), (2180, 5663), (3052, 4045), (3236, 3815)]