40875920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5741}}^1$

素因数の和:5843

約数の個数: 40

約数和(自身を含む): 96121080

約数和(自身を除く): 55245160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 5741, 7120, 11482, 22964, 28705, 45928, 57410, 91856, 114820, 229640, 459280, 510949, 1021898, 2043796, 2554745, 4087592, 5109490, 8175184, 10218980, 20437960, 40875920]

約数ペア:

[(1, 40875920), (2, 20437960), (4, 10218980), (5, 8175184), (8, 5109490), (10, 4087592), (16, 2554745), (20, 2043796), (40, 1021898), (80, 510949), (89, 459280), (178, 229640), (356, 114820), (445, 91856), (712, 57410), (890, 45928), (1424, 28705), (1780, 22964), (3560, 11482), (5741, 7120)]