11987790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{977}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 28870560

約数和(自身を除く): 16882770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 409, 818, 977, 1227, 1954, 2045, 2454, 2931, 4090, 4885, 5862, 6135, 9770, 12270, 14655, 29310, 399593, 799186, 1198779, 1997965, 2397558, 3995930, 5993895, 11987790]

約数ペア:

[(1, 11987790), (2, 5993895), (3, 3995930), (5, 2397558), (6, 1997965), (10, 1198779), (15, 799186), (30, 399593), (409, 29310), (818, 14655), (977, 12270), (1227, 9770), (1954, 6135), (2045, 5862), (2454, 4885), (2931, 4090)]