2000648624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10771}}^1$

素因数の和:10858

約数の個数: 80

約数和(自身を含む): 4488046080

約数和(自身を除く): 2487397456

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 208, 247, 304, 376, 494, 611, 752, 893, 988, 1222, 1786, 1976, 2444, 3572, 3952, 4888, 7144, 9776, 10771, 11609, 14288, 21542, 23218, 43084, 46436, 86168, 92872, 140023, 172336, 185744, 204649, 280046, 409298, 506237, 560092, 818596, 1012474, 1120184, 1637192, 2024948, 2240368, 2660437, 3274384, 4049896, 5320874, 6581081, 8099792, 9618503, 10641748, 13162162, 19237006, 21283496, 26324324, 38474012, 42566992, 52648648, 76948024, 105297296, 125040539, 153896048, 250081078, 500162156, 1000324312, 2000648624]

約数ペア:

[(1, 2000648624), (2, 1000324312), (4, 500162156), (8, 250081078), (13, 153896048), (16, 125040539), (19, 105297296), (26, 76948024), (38, 52648648), (47, 42566992), (52, 38474012), (76, 26324324), (94, 21283496), (104, 19237006), (152, 13162162), (188, 10641748), (208, 9618503), (247, 8099792), (304, 6581081), (376, 5320874), (494, 4049896), (611, 3274384), (752, 2660437), (893, 2240368), (988, 2024948), (1222, 1637192), (1786, 1120184), (1976, 1012474), (2444, 818596), (3572, 560092), (3952, 506237), (4888, 409298), (7144, 280046), (9776, 204649), (10771, 185744), (11609, 172336), (14288, 140023), (21542, 92872), (23218, 86168), (43084, 46436)]