71826340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1777}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 157715712

約数和(自身を除く): 85889372

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 1777, 2021, 3554, 4042, 7108, 8084, 8885, 10105, 17770, 20210, 35540, 40420, 76411, 83519, 152822, 167038, 305644, 334076, 382055, 417595, 764110, 835190, 1528220, 1670380, 3591317, 7182634, 14365268, 17956585, 35913170, 71826340]

約数ペア:

[(1, 71826340), (2, 35913170), (4, 17956585), (5, 14365268), (10, 7182634), (20, 3591317), (43, 1670380), (47, 1528220), (86, 835190), (94, 764110), (172, 417595), (188, 382055), (215, 334076), (235, 305644), (430, 167038), (470, 152822), (860, 83519), (940, 76411), (1777, 40420), (2021, 35540), (3554, 20210), (4042, 17770), (7108, 10105), (8084, 8885)]