8142020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2593}}^1$

素因数の和:2759

約数の個数: 24

約数和(自身を含む): 17213784

約数和(自身を除く): 9071764

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2593, 3140, 5186, 10372, 12965, 25930, 51860, 407101, 814202, 1628404, 2035505, 4071010, 8142020]

約数ペア:

[(1, 8142020), (2, 4071010), (4, 2035505), (5, 1628404), (10, 814202), (20, 407101), (157, 51860), (314, 25930), (628, 12965), (785, 10372), (1570, 5186), (2593, 3140)]