201201980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2927}}^1$

素因数の和:3434

約数の個数: 48

約数和(自身を含む): 484033536

約数和(自身を除く): 282831556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2455, 2927, 3437, 4910, 5854, 6874, 9820, 11708, 13748, 14635, 17185, 20489, 29270, 34370, 40978, 58540, 68740, 81956, 102445, 204890, 409780, 1437157, 2874314, 5748628, 7185785, 10060099, 14371570, 20120198, 28743140, 40240396, 50300495, 100600990, 201201980]

約数ペア:

[(1, 201201980), (2, 100600990), (4, 50300495), (5, 40240396), (7, 28743140), (10, 20120198), (14, 14371570), (20, 10060099), (28, 7185785), (35, 5748628), (70, 2874314), (140, 1437157), (491, 409780), (982, 204890), (1964, 102445), (2455, 81956), (2927, 68740), (3437, 58540), (4910, 40978), (5854, 34370), (6874, 29270), (9820, 20489), (11708, 17185), (13748, 14635)]