51906340

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{1613}}^1$

素因数の和:3231

約数の個数: 24

約数和(自身を含む): 109138680

約数和(自身を除く): 57232340

約数列:

[1, 2, 4, 5, 10, 20, 1609, 1613, 3218, 3226, 6436, 6452, 8045, 8065, 16090, 16130, 32180, 32260, 2595317, 5190634, 10381268, 12976585, 25953170, 51906340]

約数ペア:

[(1, 51906340), (2, 25953170), (4, 12976585), (5, 10381268), (10, 5190634), (20, 2595317), (1609, 32260), (1613, 32180), (3218, 16130), (3226, 16090), (6436, 8065), (6452, 8045)]