13099940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 31715712

約数和(自身を除く): 18615772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 683, 685, 959, 1366, 1370, 1918, 2732, 2740, 3415, 3836, 4781, 4795, 6830, 9562, 9590, 13660, 19124, 19180, 23905, 47810, 93571, 95620, 187142, 374284, 467855, 654997, 935710, 1309994, 1871420, 2619988, 3274985, 6549970, 13099940]

約数ペア:

[(1, 13099940), (2, 6549970), (4, 3274985), (5, 2619988), (7, 1871420), (10, 1309994), (14, 935710), (20, 654997), (28, 467855), (35, 374284), (70, 187142), (137, 95620), (140, 93571), (274, 47810), (548, 23905), (683, 19180), (685, 19124), (959, 13660), (1366, 9590), (1370, 9562), (1918, 6830), (2732, 4795), (2740, 4781), (3415, 3836)]