1993540

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 4213440

約数和(自身を除く): 2219900

約数列:

[1, 2, 4, 5, 10, 20, 263, 379, 526, 758, 1052, 1315, 1516, 1895, 2630, 3790, 5260, 7580, 99677, 199354, 398708, 498385, 996770, 1993540]

約数ペア:

[(1, 1993540), (2, 996770), (4, 498385), (5, 398708), (10, 199354), (20, 99677), (263, 7580), (379, 5260), (526, 3790), (758, 2630), (1052, 1895), (1315, 1516)]