811623340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{22091}}^1$

素因数の和:22278

約数の個数: 48

約数和(自身を含む): 1870573824

約数和(自身を除く): 1058950484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 9185, 18370, 22091, 36740, 44182, 88364, 110455, 220910, 243001, 441820, 486002, 972004, 1215005, 2430010, 3689197, 4860020, 7378394, 14756788, 18445985, 36891970, 40581167, 73783940, 81162334, 162324668, 202905835, 405811670, 811623340]

約数ペア:

[(1, 811623340), (2, 405811670), (4, 202905835), (5, 162324668), (10, 81162334), (11, 73783940), (20, 40581167), (22, 36891970), (44, 18445985), (55, 14756788), (110, 7378394), (167, 4860020), (220, 3689197), (334, 2430010), (668, 1215005), (835, 972004), (1670, 486002), (1837, 441820), (3340, 243001), (3674, 220910), (7348, 110455), (9185, 88364), (18370, 44182), (22091, 36740)]