20083774160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1\times {\mathrm{12611}}^1$

素因数の和:13812

約数の個数: 80

約数和(自身を含む): 49487671872

約数和(自身を除く): 29403897712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1171, 1360, 2342, 4684, 5855, 9368, 11710, 12611, 18736, 19907, 23420, 25222, 39814, 46840, 50444, 63055, 79628, 93680, 99535, 100888, 126110, 159256, 199070, 201776, 214387, 252220, 318512, 398140, 428774, 504440, 796280, 857548, 1008880, 1071935, 1592560, 1715096, 2143870, 3430192, 4287740, 8575480, 14767481, 17150960, 29534962, 59069924, 73837405, 118139848, 147674810, 236279696, 251047177, 295349620, 502094354, 590699240, 1004188708, 1181398480, 1255235885, 2008377416, 2510471770, 4016754832, 5020943540, 10041887080, 20083774160]

約数ペア:

[(1, 20083774160), (2, 10041887080), (4, 5020943540), (5, 4016754832), (8, 2510471770), (10, 2008377416), (16, 1255235885), (17, 1181398480), (20, 1004188708), (34, 590699240), (40, 502094354), (68, 295349620), (80, 251047177), (85, 236279696), (136, 147674810), (170, 118139848), (272, 73837405), (340, 59069924), (680, 29534962), (1171, 17150960), (1360, 14767481), (2342, 8575480), (4684, 4287740), (5855, 3430192), (9368, 2143870), (11710, 1715096), (12611, 1592560), (18736, 1071935), (19907, 1008880), (23420, 857548), (25222, 796280), (39814, 504440), (46840, 428774), (50444, 398140), (63055, 318512), (79628, 252220), (93680, 214387), (99535, 201776), (100888, 199070), (126110, 159256)]