8825680

素因数分解:

$2^4\times 5^1\times {\mathrm{110321}}^1$

素因数の和:110334

約数の個数: 20

約数和(自身を含む): 20519892

約数和(自身を除く): 11694212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 110321, 220642, 441284, 551605, 882568, 1103210, 1765136, 2206420, 4412840, 8825680]

約数ペア:

[(1, 8825680), (2, 4412840), (4, 2206420), (5, 1765136), (8, 1103210), (10, 882568), (16, 551605), (20, 441284), (40, 220642), (80, 110321)]