201773840

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{5179}}^1$

素因数の和:5679

約数の個数: 40

約数和(自身を含む): 470178240

約数和(自身を除く): 268404400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 5179, 7792, 9740, 10358, 19480, 20716, 25895, 38960, 41432, 51790, 82864, 103580, 207160, 414320, 2522173, 5044346, 10088692, 12610865, 20177384, 25221730, 40354768, 50443460, 100886920, 201773840]

約数ペア:

[(1, 201773840), (2, 100886920), (4, 50443460), (5, 40354768), (8, 25221730), (10, 20177384), (16, 12610865), (20, 10088692), (40, 5044346), (80, 2522173), (487, 414320), (974, 207160), (1948, 103580), (2435, 82864), (3896, 51790), (4870, 41432), (5179, 38960), (7792, 25895), (9740, 20716), (10358, 19480)]