20280521338

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1972

約数の個数: 128

約数和(自身を含む): 40848261120

約数和(自身を除く): 20567739782

約数列:

[1, 2, 7, 11, 14, 22, 29, 47, 53, 58, 77, 94, 106, 154, 203, 319, 329, 371, 406, 517, 583, 638, 658, 742, 1034, 1166, 1363, 1537, 1823, 2233, 2491, 2726, 3074, 3619, 3646, 4081, 4466, 4982, 7238, 8162, 9541, 10759, 12761, 14993, 16907, 17437, 19082, 20053, 21518, 25522, 27401, 29986, 33814, 34874, 40106, 52867, 54802, 72239, 85681, 96619, 104951, 105734, 118349, 140371, 144478, 171362, 191807, 193238, 209902, 236698, 280742, 370069, 383614, 505673, 581537, 599767, 676333, 740138, 794629, 942491, 1011346, 1062809, 1163074, 1199534, 1352666, 1589258, 1884982, 2125618, 2484749, 2801951, 4070759, 4541093, 4969498, 5562403, 5603902, 6597437, 7439663, 8141518, 9082186, 11124806, 13194874, 14879326, 17393243, 19613657, 27332239, 30821461, 31787651, 34786486, 39227314, 49952023, 54664478, 61642922, 63575302, 99904046, 131691697, 191325673, 215750227, 263383394, 349664161, 382651346, 431500454, 699328322, 921841879, 1448608667, 1843683758, 2897217334, 10140260669, 20280521338]

約数ペア:

[(1, 20280521338), (2, 10140260669), (7, 2897217334), (11, 1843683758), (14, 1448608667), (22, 921841879), (29, 699328322), (47, 431500454), (53, 382651346), (58, 349664161), (77, 263383394), (94, 215750227), (106, 191325673), (154, 131691697), (203, 99904046), (319, 63575302), (329, 61642922), (371, 54664478), (406, 49952023), (517, 39227314), (583, 34786486), (638, 31787651), (658, 30821461), (742, 27332239), (1034, 19613657), (1166, 17393243), (1363, 14879326), (1537, 13194874), (1823, 11124806), (2233, 9082186), (2491, 8141518), (2726, 7439663), (3074, 6597437), (3619, 5603902), (3646, 5562403), (4081, 4969498), (4466, 4541093), (4982, 4070759), (7238, 2801951), (8162, 2484749), (9541, 2125618), (10759, 1884982), (12761, 1589258), (14993, 1352666), (16907, 1199534), (17437, 1163074), (19082, 1062809), (20053, 1011346), (21518, 942491), (25522, 794629), (27401, 740138), (29986, 676333), (33814, 599767), (34874, 581537), (40106, 505673), (52867, 383614), (54802, 370069), (72239, 280742), (85681, 236698), (96619, 209902), (104951, 193238), (105734, 191807), (118349, 171362), (140371, 144478)]