20320852080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4980601}}^1$

素因数の和:4980634

約数の個数: 80

約数和(自身を含む): 66700221984

約数和(自身を除く): 46379369904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4980601, 9961202, 14941803, 19922404, 24903005, 29883606, 39844808, 49806010, 59767212, 74709015, 79689616, 84670217, 99612020, 119534424, 149418030, 169340434, 199224040, 239068848, 254010651, 298836060, 338680868, 398448080, 423351085, 508021302, 597672120, 677361736, 846702170, 1016042604, 1195344240, 1270053255, 1354723472, 1693404340, 2032085208, 2540106510, 3386808680, 4064170416, 5080213020, 6773617360, 10160426040, 20320852080]

約数ペア:

[(1, 20320852080), (2, 10160426040), (3, 6773617360), (4, 5080213020), (5, 4064170416), (6, 3386808680), (8, 2540106510), (10, 2032085208), (12, 1693404340), (15, 1354723472), (16, 1270053255), (17, 1195344240), (20, 1016042604), (24, 846702170), (30, 677361736), (34, 597672120), (40, 508021302), (48, 423351085), (51, 398448080), (60, 338680868), (68, 298836060), (80, 254010651), (85, 239068848), (102, 199224040), (120, 169340434), (136, 149418030), (170, 119534424), (204, 99612020), (240, 84670217), (255, 79689616), (272, 74709015), (340, 59767212), (408, 49806010), (510, 39844808), (680, 29883606), (816, 24903005), (1020, 19922404), (1360, 14941803), (2040, 9961202), (4080, 4980601)]