40512880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11777}}^1$

素因数の和:11833

約数の個数: 40

約数和(自身を含む): 96391152

約数和(自身を除く): 55878272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11777, 23554, 47108, 58885, 94216, 117770, 188432, 235540, 471080, 506411, 942160, 1012822, 2025644, 2532055, 4051288, 5064110, 8102576, 10128220, 20256440, 40512880]

約数ペア:

[(1, 40512880), (2, 20256440), (4, 10128220), (5, 8102576), (8, 5064110), (10, 4051288), (16, 2532055), (20, 2025644), (40, 1012822), (43, 942160), (80, 506411), (86, 471080), (172, 235540), (215, 188432), (344, 117770), (430, 94216), (688, 58885), (860, 47108), (1720, 23554), (3440, 11777)]