26164220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14699}}^1$

素因数の和:14797

約数の個数: 24

約数和(自身を含む): 55566000

約数和(自身を除く): 29401780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 14699, 29398, 58796, 73495, 146990, 293980, 1308211, 2616422, 5232844, 6541055, 13082110, 26164220]

約数ペア:

[(1, 26164220), (2, 13082110), (4, 6541055), (5, 5232844), (10, 2616422), (20, 1308211), (89, 293980), (178, 146990), (356, 73495), (445, 58796), (890, 29398), (1780, 14699)]