20221961480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{342281}}^1$

素因数の和:342510

約数の個数: 64

約数和(自身を含む): 52245924480

約数和(自身を除く): 32023963000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2954, 4220, 5908, 7385, 8440, 11816, 14770, 29540, 59080, 342281, 684562, 1369124, 1711405, 2395967, 2738248, 3422810, 4791934, 6845620, 9583868, 11979835, 13691240, 19167736, 23959670, 47919340, 72221291, 95838680, 144442582, 288885164, 361106455, 505549037, 577770328, 722212910, 1011098074, 1444425820, 2022196148, 2527745185, 2888851640, 4044392296, 5055490370, 10110980740, 20221961480]

約数ペア:

[(1, 20221961480), (2, 10110980740), (4, 5055490370), (5, 4044392296), (7, 2888851640), (8, 2527745185), (10, 2022196148), (14, 1444425820), (20, 1011098074), (28, 722212910), (35, 577770328), (40, 505549037), (56, 361106455), (70, 288885164), (140, 144442582), (211, 95838680), (280, 72221291), (422, 47919340), (844, 23959670), (1055, 19167736), (1477, 13691240), (1688, 11979835), (2110, 9583868), (2954, 6845620), (4220, 4791934), (5908, 3422810), (7385, 2738248), (8440, 2395967), (11816, 1711405), (14770, 1369124), (29540, 684562), (59080, 342281)]