20222448280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1\times {\mathrm{10903}}^1$

素因数の和:11524

約数の個数: 64

約数和(自身を含む): 46104292800

約数和(自身を除く): 25881844520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 521, 712, 890, 1042, 1780, 2084, 2605, 3560, 4168, 5210, 10420, 10903, 20840, 21806, 43612, 46369, 54515, 87224, 92738, 109030, 185476, 218060, 231845, 370952, 436120, 463690, 927380, 970367, 1854760, 1940734, 3881468, 4851835, 5680463, 7762936, 9703670, 11360926, 19407340, 22721852, 28402315, 38814680, 45443704, 56804630, 113609260, 227218520, 505561207, 1011122414, 2022244828, 2527806035, 4044489656, 5055612070, 10111224140, 20222448280]

約数ペア:

[(1, 20222448280), (2, 10111224140), (4, 5055612070), (5, 4044489656), (8, 2527806035), (10, 2022244828), (20, 1011122414), (40, 505561207), (89, 227218520), (178, 113609260), (356, 56804630), (445, 45443704), (521, 38814680), (712, 28402315), (890, 22721852), (1042, 19407340), (1780, 11360926), (2084, 9703670), (2605, 7762936), (3560, 5680463), (4168, 4851835), (5210, 3881468), (10420, 1940734), (10903, 1854760), (20840, 970367), (21806, 927380), (43612, 463690), (46369, 436120), (54515, 370952), (87224, 231845), (92738, 218060), (109030, 185476)]