4022120

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 9114120

約数和(自身を除く): 5092000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 521, 772, 965, 1042, 1544, 1930, 2084, 2605, 3860, 4168, 5210, 7720, 10420, 20840, 100553, 201106, 402212, 502765, 804424, 1005530, 2011060, 4022120]

約数ペア:

[(1, 4022120), (2, 2011060), (4, 1005530), (5, 804424), (8, 502765), (10, 402212), (20, 201106), (40, 100553), (193, 20840), (386, 10420), (521, 7720), (772, 5210), (965, 4168), (1042, 3860), (1544, 2605), (1930, 2084)]