203044120

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{9743}}^1$

素因数の和:10275

約数の個数: 32

約数和(自身を含む): 457773120

約数和(自身を除く): 254729000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 5210, 9743, 10420, 19486, 20840, 38972, 48715, 77944, 97430, 194860, 389720, 5076103, 10152206, 20304412, 25380515, 40608824, 50761030, 101522060, 203044120]

約数ペア:

[(1, 203044120), (2, 101522060), (4, 50761030), (5, 40608824), (8, 25380515), (10, 20304412), (20, 10152206), (40, 5076103), (521, 389720), (1042, 194860), (2084, 97430), (2605, 77944), (4168, 48715), (5210, 38972), (9743, 20840), (10420, 19486)]