20203380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112241}}^1$

素因数の和:112256

約数の個数: 36

約数和(自身を含む): 61284132

約数和(自身を除く): 41080752

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112241, 224482, 336723, 448964, 561205, 673446, 1010169, 1122410, 1346892, 1683615, 2020338, 2244820, 3367230, 4040676, 5050845, 6734460, 10101690, 20203380]

約数ペア:

[(1, 20203380), (2, 10101690), (3, 6734460), (4, 5050845), (5, 4040676), (6, 3367230), (9, 2244820), (10, 2020338), (12, 1683615), (15, 1346892), (18, 1122410), (20, 1010169), (30, 673446), (36, 561205), (45, 448964), (60, 336723), (90, 224482), (180, 112241)]