91569380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{654067}}^1$

素因数の和:654083

約数の個数: 24

約数和(自身を含む): 219766848

約数和(自身を除く): 128197468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 654067, 1308134, 2616268, 3270335, 4578469, 6540670, 9156938, 13081340, 18313876, 22892345, 45784690, 91569380]

約数ペア:

[(1, 91569380), (2, 45784690), (4, 22892345), (5, 18313876), (7, 13081340), (10, 9156938), (14, 6540670), (20, 4578469), (28, 3270335), (35, 2616268), (70, 1308134), (140, 654067)]