19055440

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 44503848

約数和(自身を除く): 25448408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 761, 1252, 1522, 1565, 2504, 3044, 3130, 3805, 5008, 6088, 6260, 7610, 12176, 12520, 15220, 25040, 30440, 60880, 238193, 476386, 952772, 1190965, 1905544, 2381930, 3811088, 4763860, 9527720, 19055440]

約数ペア:

[(1, 19055440), (2, 9527720), (4, 4763860), (5, 3811088), (8, 2381930), (10, 1905544), (16, 1190965), (20, 952772), (40, 476386), (80, 238193), (313, 60880), (626, 30440), (761, 25040), (1252, 15220), (1522, 12520), (1565, 12176), (2504, 7610), (3044, 6260), (3130, 6088), (3805, 5008)]