438045260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{1523}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 937845216

約数和(自身を除く): 499799956

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 197, 292, 365, 394, 730, 788, 985, 1460, 1523, 1970, 3046, 3940, 6092, 7615, 14381, 15230, 28762, 30460, 57524, 71905, 111179, 143810, 222358, 287620, 300031, 444716, 555895, 600062, 1111790, 1200124, 1500155, 2223580, 3000310, 6000620, 21902263, 43804526, 87609052, 109511315, 219022630, 438045260]

約数ペア:

[(1, 438045260), (2, 219022630), (4, 109511315), (5, 87609052), (10, 43804526), (20, 21902263), (73, 6000620), (146, 3000310), (197, 2223580), (292, 1500155), (365, 1200124), (394, 1111790), (730, 600062), (788, 555895), (985, 444716), (1460, 300031), (1523, 287620), (1970, 222358), (3046, 143810), (3940, 111179), (6092, 71905), (7615, 57524), (14381, 30460), (15230, 28762)]