206670520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{738109}}^1$

素因数の和:738127

約数の個数: 32

約数和(自身を含む): 531439200

約数和(自身を除く): 324768680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 738109, 1476218, 2952436, 3690545, 5166763, 5904872, 7381090, 10333526, 14762180, 20667052, 25833815, 29524360, 41334104, 51667630, 103335260, 206670520]

約数ペア:

[(1, 206670520), (2, 103335260), (4, 51667630), (5, 41334104), (7, 29524360), (8, 25833815), (10, 20667052), (14, 14762180), (20, 10333526), (28, 7381090), (35, 5904872), (40, 5166763), (56, 3690545), (70, 2952436), (140, 1476218), (280, 738109)]