30339980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137909}}^1$

素因数の和:137929

約数の個数: 24

約数和(自身を含む): 69506640

約数和(自身を除く): 39166660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 137909, 275818, 551636, 689545, 1379090, 1516999, 2758180, 3033998, 6067996, 7584995, 15169990, 30339980]

約数ペア:

[(1, 30339980), (2, 15169990), (4, 7584995), (5, 6067996), (10, 3033998), (11, 2758180), (20, 1516999), (22, 1379090), (44, 689545), (55, 551636), (110, 275818), (220, 137909)]