9728180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6317}}^1$

素因数の和:6344

約数の個数: 48

約数和(自身を含む): 25474176

約数和(自身を除く): 15745996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 6317, 12634, 25268, 31585, 44219, 63170, 69487, 88438, 126340, 138974, 176876, 221095, 277948, 347435, 442190, 486409, 694870, 884380, 972818, 1389740, 1945636, 2432045, 4864090, 9728180]

約数ペア:

[(1, 9728180), (2, 4864090), (4, 2432045), (5, 1945636), (7, 1389740), (10, 972818), (11, 884380), (14, 694870), (20, 486409), (22, 442190), (28, 347435), (35, 277948), (44, 221095), (55, 176876), (70, 138974), (77, 126340), (110, 88438), (140, 69487), (154, 63170), (220, 44219), (308, 31585), (385, 25268), (770, 12634), (1540, 6317)]