11824780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 15754100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 911, 1180, 1298, 1822, 2596, 3245, 3644, 4555, 6490, 9110, 10021, 12980, 18220, 20042, 40084, 50105, 53749, 100210, 107498, 200420, 214996, 268745, 537490, 591239, 1074980, 1182478, 2364956, 2956195, 5912390, 11824780]

約数ペア:

[(1, 11824780), (2, 5912390), (4, 2956195), (5, 2364956), (10, 1182478), (11, 1074980), (20, 591239), (22, 537490), (44, 268745), (55, 214996), (59, 200420), (110, 107498), (118, 100210), (220, 53749), (236, 50105), (295, 40084), (590, 20042), (649, 18220), (911, 12980), (1180, 10021), (1298, 9110), (1822, 6490), (2596, 4555), (3245, 3644)]