8889493520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{124433}}^1$

素因数の和:124512

約数の個数: 80

約数和(自身を含む): 22218935040

約数和(自身を除く): 13329441520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 35720, 71440, 124433, 248866, 497732, 622165, 995464, 1244330, 1990928, 2364227, 2488660, 4728454, 4977320, 5848351, 9456908, 9954640, 11696702, 11821135, 18913816, 23393404, 23642270, 29241755, 37827632, 46786808, 47284540, 58483510, 93573616, 94569080, 111118669, 116967020, 189138160, 222237338, 233934040, 444474676, 467868080, 555593345, 888949352, 1111186690, 1777898704, 2222373380, 4444746760, 8889493520]

約数ペア:

[(1, 8889493520), (2, 4444746760), (4, 2222373380), (5, 1777898704), (8, 1111186690), (10, 888949352), (16, 555593345), (19, 467868080), (20, 444474676), (38, 233934040), (40, 222237338), (47, 189138160), (76, 116967020), (80, 111118669), (94, 94569080), (95, 93573616), (152, 58483510), (188, 47284540), (190, 46786808), (235, 37827632), (304, 29241755), (376, 23642270), (380, 23393404), (470, 18913816), (752, 11821135), (760, 11696702), (893, 9954640), (940, 9456908), (1520, 5848351), (1786, 4977320), (1880, 4728454), (3572, 2488660), (3760, 2364227), (4465, 1990928), (7144, 1244330), (8930, 995464), (14288, 622165), (17860, 497732), (35720, 248866), (71440, 124433)]