20937070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27191}}^1$

素因数の和:27216

約数の個数: 32

約数和(自身を含む): 46987776

約数和(自身を除く): 26050706

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27191, 54382, 135955, 190337, 271910, 299101, 380674, 598202, 951685, 1495505, 1903370, 2093707, 2991010, 4187414, 10468535, 20937070]

約数ペア:

[(1, 20937070), (2, 10468535), (5, 4187414), (7, 2991010), (10, 2093707), (11, 1903370), (14, 1495505), (22, 951685), (35, 598202), (55, 380674), (70, 299101), (77, 271910), (110, 190337), (154, 135955), (385, 54382), (770, 27191)]