207521240

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{34819}}^1$

素因数の和:34979

約数の個数: 32

約数和(自身を含む): 470070000

約数和(自身を除く): 262548760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 34819, 69638, 139276, 174095, 278552, 348190, 696380, 1392760, 5188031, 10376062, 20752124, 25940155, 41504248, 51880310, 103760620, 207521240]

約数ペア:

[(1, 207521240), (2, 103760620), (4, 51880310), (5, 41504248), (8, 25940155), (10, 20752124), (20, 10376062), (40, 5188031), (149, 1392760), (298, 696380), (596, 348190), (745, 278552), (1192, 174095), (1490, 139276), (2980, 69638), (5960, 34819)]