1722460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 3671136

約数和(自身を除く): 1948676

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1213, 1420, 2426, 4852, 6065, 12130, 24260, 86123, 172246, 344492, 430615, 861230, 1722460]

約数ペア:

[(1, 1722460), (2, 861230), (4, 430615), (5, 344492), (10, 172246), (20, 86123), (71, 24260), (142, 12130), (284, 6065), (355, 4852), (710, 2426), (1213, 1420)]