1248054380

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1\times {\mathrm{1321}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 2655379776

約数和(自身を除く): 1407325396

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 487, 970, 974, 1321, 1940, 1948, 2435, 2642, 4870, 5284, 6605, 9740, 13210, 26420, 47239, 94478, 128137, 188956, 236195, 256274, 472390, 512548, 640685, 643327, 944780, 1281370, 1286654, 2562740, 2573308, 3216635, 6433270, 12866540, 62402719, 124805438, 249610876, 312013595, 624027190, 1248054380]

約数ペア:

[(1, 1248054380), (2, 624027190), (4, 312013595), (5, 249610876), (10, 124805438), (20, 62402719), (97, 12866540), (194, 6433270), (388, 3216635), (485, 2573308), (487, 2562740), (970, 1286654), (974, 1281370), (1321, 944780), (1940, 643327), (1948, 640685), (2435, 512548), (2642, 472390), (4870, 256274), (5284, 236195), (6605, 188956), (9740, 128137), (13210, 94478), (26420, 47239)]