207637640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{741563}}^1$

素因数の和:741581

約数の個数: 32

約数和(自身を含む): 533926080

約数和(自身を除く): 326288440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 741563, 1483126, 2966252, 3707815, 5190941, 5932504, 7415630, 10381882, 14831260, 20763764, 25954705, 29662520, 41527528, 51909410, 103818820, 207637640]

約数ペア:

[(1, 207637640), (2, 103818820), (4, 51909410), (5, 41527528), (7, 29662520), (8, 25954705), (10, 20763764), (14, 14831260), (20, 10381882), (28, 7415630), (35, 5932504), (40, 5190941), (56, 3707815), (70, 2966252), (140, 1483126), (280, 741563)]