3864400

素因数分解:

$2^4\times 5^2\times {\mathrm{9661}}^1$

素因数の和:9679

約数の個数: 30

約数和(自身を含む): 9285182

約数和(自身を除く): 5420782

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 9661, 19322, 38644, 48305, 77288, 96610, 154576, 193220, 241525, 386440, 483050, 772880, 966100, 1932200, 3864400]

約数ペア:

[(1, 3864400), (2, 1932200), (4, 966100), (5, 772880), (8, 483050), (10, 386440), (16, 241525), (20, 193220), (25, 154576), (40, 96610), (50, 77288), (80, 48305), (100, 38644), (200, 19322), (400, 9661)]