890473472

素因数分解:

$2^{10}\times 7^2\times {\mathrm{17747}}^1$

素因数の和:17781

約数の個数: 66

約数和(自身を含む): 2070818892

約数和(自身を除く): 1180345420

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 3136, 3584, 6272, 7168, 12544, 17747, 25088, 35494, 50176, 70988, 124229, 141976, 248458, 283952, 496916, 567904, 869603, 993832, 1135808, 1739206, 1987664, 2271616, 3478412, 3975328, 4543232, 6956824, 7950656, 9086464, 13913648, 15901312, 18172928, 27827296, 31802624, 55654592, 63605248, 111309184, 127210496, 222618368, 445236736, 890473472]

約数ペア:

[(1, 890473472), (2, 445236736), (4, 222618368), (7, 127210496), (8, 111309184), (14, 63605248), (16, 55654592), (28, 31802624), (32, 27827296), (49, 18172928), (56, 15901312), (64, 13913648), (98, 9086464), (112, 7950656), (128, 6956824), (196, 4543232), (224, 3975328), (256, 3478412), (392, 2271616), (448, 1987664), (512, 1739206), (784, 1135808), (896, 993832), (1024, 869603), (1568, 567904), (1792, 496916), (3136, 283952), (3584, 248458), (6272, 141976), (7168, 124229), (12544, 70988), (17747, 50176), (25088, 35494)]