51621260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{36353}}^1$

素因数の和:36433

約数の個数: 24

約数和(自身を含む): 109934496

約数和(自身を除く): 58313236

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 36353, 72706, 145412, 181765, 363530, 727060, 2581063, 5162126, 10324252, 12905315, 25810630, 51621260]

約数ペア:

[(1, 51621260), (2, 25810630), (4, 12905315), (5, 10324252), (10, 5162126), (20, 2581063), (71, 727060), (142, 363530), (284, 181765), (355, 145412), (710, 72706), (1420, 36353)]