30963760

素因数分解:

$2^4\times 5^1\times {\mathrm{387047}}^1$

素因数の和:387060

約数の個数: 20

約数和(自身を含む): 71990928

約数和(自身を除く): 41027168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 387047, 774094, 1548188, 1935235, 3096376, 3870470, 6192752, 7740940, 15481880, 30963760]

約数ペア:

[(1, 30963760), (2, 15481880), (4, 7740940), (5, 6192752), (8, 3870470), (10, 3096376), (16, 1935235), (20, 1548188), (40, 774094), (80, 387047)]