890753984

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{967}}^1$

素因数の和:1405

約数の個数: 56

約数和(自身を含む): 1821911520

約数和(自身を除く): 931157536

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 389, 592, 778, 967, 1184, 1556, 1934, 2368, 3112, 3868, 6224, 7736, 12448, 14393, 15472, 24896, 28786, 30944, 35779, 57572, 61888, 71558, 115144, 143116, 230288, 286232, 376163, 460576, 572464, 752326, 921152, 1144928, 1504652, 2289856, 3009304, 6018608, 12037216, 13918031, 24074432, 27836062, 55672124, 111344248, 222688496, 445376992, 890753984]

約数ペア:

[(1, 890753984), (2, 445376992), (4, 222688496), (8, 111344248), (16, 55672124), (32, 27836062), (37, 24074432), (64, 13918031), (74, 12037216), (148, 6018608), (296, 3009304), (389, 2289856), (592, 1504652), (778, 1144928), (967, 921152), (1184, 752326), (1556, 572464), (1934, 460576), (2368, 376163), (3112, 286232), (3868, 230288), (6224, 143116), (7736, 115144), (12448, 71558), (14393, 61888), (15472, 57572), (24896, 35779), (28786, 30944)]