56355880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{28753}}^1$

素因数の和:28778

約数の個数: 48

約数和(自身を含む): 147508020

約数和(自身を除く): 91152140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 28753, 57506, 115012, 143765, 201271, 230024, 287530, 402542, 575060, 805084, 1006355, 1150120, 1408897, 1610168, 2012710, 2817794, 4025420, 5635588, 7044485, 8050840, 11271176, 14088970, 28177940, 56355880]

約数ペア:

[(1, 56355880), (2, 28177940), (4, 14088970), (5, 11271176), (7, 8050840), (8, 7044485), (10, 5635588), (14, 4025420), (20, 2817794), (28, 2012710), (35, 1610168), (40, 1408897), (49, 1150120), (56, 1006355), (70, 805084), (98, 575060), (140, 402542), (196, 287530), (245, 230024), (280, 201271), (392, 143765), (490, 115012), (980, 57506), (1960, 28753)]