31438140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523969}}^1$

素因数の和:523981

約数の個数: 24

約数和(自身を含む): 88026960

約数和(自身を除く): 56588820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523969, 1047938, 1571907, 2095876, 2619845, 3143814, 5239690, 6287628, 7859535, 10479380, 15719070, 31438140]

約数ペア:

[(1, 31438140), (2, 15719070), (3, 10479380), (4, 7859535), (5, 6287628), (6, 5239690), (10, 3143814), (12, 2619845), (15, 2095876), (20, 1571907), (30, 1047938), (60, 523969)]