2912018120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6618223}}^1$

素因数の和:6618245

約数の個数: 32

約数和(自身を含む): 7147681920

約数和(自身を除く): 4235663800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6618223, 13236446, 26472892, 33091115, 52945784, 66182230, 72800453, 132364460, 145600906, 264728920, 291201812, 364002265, 582403624, 728004530, 1456009060, 2912018120]

約数ペア:

[(1, 2912018120), (2, 1456009060), (4, 728004530), (5, 582403624), (8, 364002265), (10, 291201812), (11, 264728920), (20, 145600906), (22, 132364460), (40, 72800453), (44, 66182230), (55, 52945784), (88, 33091115), (110, 26472892), (220, 13236446), (440, 6618223)]