90856240

素因数分解:

$2^4\times 5^1\times {\mathrm{1135703}}^1$

素因数の和:1135716

約数の個数: 20

約数和(自身を含む): 211240944

約数和(自身を除く): 120384704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1135703, 2271406, 4542812, 5678515, 9085624, 11357030, 18171248, 22714060, 45428120, 90856240]

約数ペア:

[(1, 90856240), (2, 45428120), (4, 22714060), (5, 18171248), (8, 11357030), (10, 9085624), (16, 5678515), (20, 4542812), (40, 2271406), (80, 1135703)]