30838940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140177}}^1$

素因数の和:140197

約数の個数: 24

約数和(自身を含む): 70649712

約数和(自身を除く): 39810772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140177, 280354, 560708, 700885, 1401770, 1541947, 2803540, 3083894, 6167788, 7709735, 15419470, 30838940]

約数ペア:

[(1, 30838940), (2, 15419470), (4, 7709735), (5, 6167788), (10, 3083894), (11, 2803540), (20, 1541947), (22, 1401770), (44, 700885), (55, 560708), (110, 280354), (220, 140177)]