13990140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{77723}}^1$

素因数の和:77738

約数の個数: 36

約数和(自身を含む): 42437304

約数和(自身を除く): 28447164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 77723, 155446, 233169, 310892, 388615, 466338, 699507, 777230, 932676, 1165845, 1399014, 1554460, 2331690, 2798028, 3497535, 4663380, 6995070, 13990140]

約数ペア:

[(1, 13990140), (2, 6995070), (3, 4663380), (4, 3497535), (5, 2798028), (6, 2331690), (9, 1554460), (10, 1399014), (12, 1165845), (15, 932676), (18, 777230), (20, 699507), (30, 466338), (36, 388615), (45, 310892), (60, 233169), (90, 155446), (180, 77723)]