200012920

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{9941}}^1$

素因数の和:10455

約数の個数: 32

約数和(自身を含む): 450969120

約数和(自身を除く): 250956200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 9941, 10060, 19882, 20120, 39764, 49705, 79528, 99410, 198820, 397640, 5000323, 10000646, 20001292, 25001615, 40002584, 50003230, 100006460, 200012920]

約数ペア:

[(1, 200012920), (2, 100006460), (4, 50003230), (5, 40002584), (8, 25001615), (10, 20001292), (20, 10000646), (40, 5000323), (503, 397640), (1006, 198820), (2012, 99410), (2515, 79528), (4024, 49705), (5030, 39764), (9941, 20120), (10060, 19882)]