1980530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 3801600

約数和(自身を除く): 1821070

約数列:

[1, 2, 5, 10, 23, 46, 79, 109, 115, 158, 218, 230, 395, 545, 790, 1090, 1817, 2507, 3634, 5014, 8611, 9085, 12535, 17222, 18170, 25070, 43055, 86110, 198053, 396106, 990265, 1980530]

約数ペア:

[(1, 1980530), (2, 990265), (5, 396106), (10, 198053), (23, 86110), (46, 43055), (79, 25070), (109, 18170), (115, 17222), (158, 12535), (218, 9085), (230, 8611), (395, 5014), (545, 3634), (790, 2507), (1090, 1817)]