82012180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2029}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 180069120

約数和(自身を除く): 98056940

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 2029, 4042, 4058, 8084, 8116, 10105, 10145, 20210, 20290, 40420, 40580, 87247, 95363, 174494, 190726, 348988, 381452, 436235, 476815, 872470, 953630, 1744940, 1907260, 4100609, 8201218, 16402436, 20503045, 41006090, 82012180]

約数ペア:

[(1, 82012180), (2, 41006090), (4, 20503045), (5, 16402436), (10, 8201218), (20, 4100609), (43, 1907260), (47, 1744940), (86, 953630), (94, 872470), (172, 476815), (188, 436235), (215, 381452), (235, 348988), (430, 190726), (470, 174494), (860, 95363), (940, 87247), (2021, 40580), (2029, 40420), (4042, 20290), (4058, 20210), (8084, 10145), (8116, 10105)]