1208464580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1\times {\mathrm{1997}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 2577899520

約数和(自身を除く): 1369434940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 383, 395, 766, 790, 1532, 1580, 1915, 1997, 3830, 3994, 7660, 7988, 9985, 19970, 30257, 39940, 60514, 121028, 151285, 157763, 302570, 315526, 605140, 631052, 764851, 788815, 1529702, 1577630, 3059404, 3155260, 3824255, 7648510, 15297020, 60423229, 120846458, 241692916, 302116145, 604232290, 1208464580]

約数ペア:

[(1, 1208464580), (2, 604232290), (4, 302116145), (5, 241692916), (10, 120846458), (20, 60423229), (79, 15297020), (158, 7648510), (316, 3824255), (383, 3155260), (395, 3059404), (766, 1577630), (790, 1529702), (1532, 788815), (1580, 764851), (1915, 631052), (1997, 605140), (3830, 315526), (3994, 302570), (7660, 157763), (7988, 151285), (9985, 121028), (19970, 60514), (30257, 39940)]