73572140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{85549}}^1$

素因数の和:85601

約数の個数: 24

約数和(自身を含む): 158096400

約数和(自身を除く): 84524260

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 85549, 171098, 342196, 427745, 855490, 1710980, 3678607, 7357214, 14714428, 18393035, 36786070, 73572140]

約数ペア:

[(1, 73572140), (2, 36786070), (4, 18393035), (5, 14714428), (10, 7357214), (20, 3678607), (43, 1710980), (86, 855490), (172, 427745), (215, 342196), (430, 171098), (860, 85549)]