204860740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3259}}^1$

素因数の和:3724

約数の個数: 48

約数和(自身を含む): 492912000

約数和(自身を除く): 288051260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 449, 898, 1796, 2245, 3143, 3259, 4490, 6286, 6518, 8980, 12572, 13036, 15715, 16295, 22813, 31430, 32590, 45626, 62860, 65180, 91252, 114065, 228130, 456260, 1463291, 2926582, 5853164, 7316455, 10243037, 14632910, 20486074, 29265820, 40972148, 51215185, 102430370, 204860740]

約数ペア:

[(1, 204860740), (2, 102430370), (4, 51215185), (5, 40972148), (7, 29265820), (10, 20486074), (14, 14632910), (20, 10243037), (28, 7316455), (35, 5853164), (70, 2926582), (140, 1463291), (449, 456260), (898, 228130), (1796, 114065), (2245, 91252), (3143, 65180), (3259, 62860), (4490, 45626), (6286, 32590), (6518, 31430), (8980, 22813), (12572, 16295), (13036, 15715)]