200865160

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21011}}^1$

素因数の和:21261

約数の個数: 32

約数和(自身を含む): 453859200

約数和(自身を除く): 252994040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 21011, 42022, 84044, 105055, 168088, 210110, 420220, 840440, 5021629, 10043258, 20086516, 25108145, 40173032, 50216290, 100432580, 200865160]

約数ペア:

[(1, 200865160), (2, 100432580), (4, 50216290), (5, 40173032), (8, 25108145), (10, 20086516), (20, 10043258), (40, 5021629), (239, 840440), (478, 420220), (956, 210110), (1195, 168088), (1912, 105055), (2390, 84044), (4780, 42022), (9560, 21011)]