1369220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 2897664

約数和(自身を除く): 1528444

約数列:

[1, 2, 4, 5, 10, 20, 223, 307, 446, 614, 892, 1115, 1228, 1535, 2230, 3070, 4460, 6140, 68461, 136922, 273844, 342305, 684610, 1369220]

約数ペア:

[(1, 1369220), (2, 684610), (4, 342305), (5, 273844), (10, 136922), (20, 68461), (223, 6140), (307, 4460), (446, 3070), (614, 2230), (892, 1535), (1115, 1228)]