17468920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 45489600

約数和(自身を除く): 28020680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 701, 712, 890, 1246, 1402, 1780, 2492, 2804, 3115, 3505, 3560, 4907, 4984, 5608, 6230, 7010, 9814, 12460, 14020, 19628, 24535, 24920, 28040, 39256, 49070, 62389, 98140, 124778, 196280, 249556, 311945, 436723, 499112, 623890, 873446, 1247780, 1746892, 2183615, 2495560, 3493784, 4367230, 8734460, 17468920]

約数ペア:

[(1, 17468920), (2, 8734460), (4, 4367230), (5, 3493784), (7, 2495560), (8, 2183615), (10, 1746892), (14, 1247780), (20, 873446), (28, 623890), (35, 499112), (40, 436723), (56, 311945), (70, 249556), (89, 196280), (140, 124778), (178, 98140), (280, 62389), (356, 49070), (445, 39256), (623, 28040), (701, 24920), (712, 24535), (890, 19628), (1246, 14020), (1402, 12460), (1780, 9814), (2492, 7010), (2804, 6230), (3115, 5608), (3505, 4984), (3560, 4907)]