22426220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 48898080

約数和(自身を除く): 26471860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 293, 356, 430, 445, 586, 860, 890, 1172, 1465, 1780, 2930, 3827, 5860, 7654, 12599, 15308, 19135, 25198, 26077, 38270, 50396, 52154, 62995, 76540, 104308, 125990, 130385, 251980, 260770, 521540, 1121311, 2242622, 4485244, 5606555, 11213110, 22426220]

約数ペア:

[(1, 22426220), (2, 11213110), (4, 5606555), (5, 4485244), (10, 2242622), (20, 1121311), (43, 521540), (86, 260770), (89, 251980), (172, 130385), (178, 125990), (215, 104308), (293, 76540), (356, 62995), (430, 52154), (445, 50396), (586, 38270), (860, 26077), (890, 25198), (1172, 19135), (1465, 15308), (1780, 12599), (2930, 7654), (3827, 5860)]