12309220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7993}}^1$

素因数の和:8020

約数の個数: 48

約数和(自身を含む): 32231808

約数和(自身を除く): 19922588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7993, 15986, 31972, 39965, 55951, 79930, 87923, 111902, 159860, 175846, 223804, 279755, 351692, 439615, 559510, 615461, 879230, 1119020, 1230922, 1758460, 2461844, 3077305, 6154610, 12309220]

約数ペア:

[(1, 12309220), (2, 6154610), (4, 3077305), (5, 2461844), (7, 1758460), (10, 1230922), (11, 1119020), (14, 879230), (20, 615461), (22, 559510), (28, 439615), (35, 351692), (44, 279755), (55, 223804), (70, 175846), (77, 159860), (110, 111902), (140, 87923), (154, 79930), (220, 55951), (308, 39965), (385, 31972), (770, 15986), (1540, 7993)]