2219492090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{129719}}^1$

素因数の和:129814

約数の個数: 32

約数和(自身を含む): 4202928000

約数和(自身を除く): 1983435910

約数列:

[1, 2, 5, 10, 29, 58, 59, 118, 145, 290, 295, 590, 1711, 3422, 8555, 17110, 129719, 259438, 648595, 1297190, 3761851, 7523702, 7653421, 15306842, 18809255, 37618510, 38267105, 76534210, 221949209, 443898418, 1109746045, 2219492090]

約数ペア:

[(1, 2219492090), (2, 1109746045), (5, 443898418), (10, 221949209), (29, 76534210), (58, 38267105), (59, 37618510), (118, 18809255), (145, 15306842), (290, 7653421), (295, 7523702), (590, 3761851), (1711, 1297190), (3422, 648595), (8555, 259438), (17110, 129719)]