74571460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{86711}}^1$

素因数の和:86763

約数の個数: 24

約数和(自身を含む): 160243776

約数和(自身を除く): 85672316

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 86711, 173422, 346844, 433555, 867110, 1734220, 3728573, 7457146, 14914292, 18642865, 37285730, 74571460]

約数ペア:

[(1, 74571460), (2, 37285730), (4, 18642865), (5, 14914292), (10, 7457146), (20, 3728573), (43, 1734220), (86, 867110), (172, 433555), (215, 346844), (430, 173422), (860, 86711)]