22540640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8319

約数の個数: 48

約数和(自身を含む): 56391552

約数和(自身を除く): 33850912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 8287, 16574, 33148, 41435, 66296, 82870, 132592, 140879, 165740, 265184, 281758, 331480, 563516, 662960, 704395, 1127032, 1325920, 1408790, 2254064, 2817580, 4508128, 5635160, 11270320, 22540640]

約数ペア:

[(1, 22540640), (2, 11270320), (4, 5635160), (5, 4508128), (8, 2817580), (10, 2254064), (16, 1408790), (17, 1325920), (20, 1127032), (32, 704395), (34, 662960), (40, 563516), (68, 331480), (80, 281758), (85, 265184), (136, 165740), (160, 140879), (170, 132592), (272, 82870), (340, 66296), (544, 41435), (680, 33148), (1360, 16574), (2720, 8287)]