51717460

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{2003}}^1$

素因数の和:3303

約数の個数: 24

約数和(自身を含む): 108745056

約数和(自身を除く): 57027596

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2003, 2582, 4006, 5164, 6455, 8012, 10015, 12910, 20030, 25820, 40060, 2585873, 5171746, 10343492, 12929365, 25858730, 51717460]

約数ペア:

[(1, 51717460), (2, 25858730), (4, 12929365), (5, 10343492), (10, 5171746), (20, 2585873), (1291, 40060), (2003, 25820), (2582, 20030), (4006, 12910), (5164, 10015), (6455, 8012)]