20199442670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{121369}}^1$

素因数の和:121493

約数の個数: 64

約数和(自身を含む): 42469790400

約数和(自身を除く): 22270347730

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 89, 110, 170, 178, 187, 374, 445, 890, 935, 979, 1513, 1870, 1958, 3026, 4895, 7565, 9790, 15130, 16643, 33286, 83215, 121369, 166430, 242738, 606845, 1213690, 1335059, 2063273, 2670118, 4126546, 6675295, 10316365, 10801841, 13350590, 20632730, 21603682, 22696003, 45392006, 54009205, 108018410, 113480015, 118820251, 183631297, 226960030, 237640502, 367262594, 594101255, 918156485, 1188202510, 1836312970, 2019944267, 4039888534, 10099721335, 20199442670]

約数ペア:

[(1, 20199442670), (2, 10099721335), (5, 4039888534), (10, 2019944267), (11, 1836312970), (17, 1188202510), (22, 918156485), (34, 594101255), (55, 367262594), (85, 237640502), (89, 226960030), (110, 183631297), (170, 118820251), (178, 113480015), (187, 108018410), (374, 54009205), (445, 45392006), (890, 22696003), (935, 21603682), (979, 20632730), (1513, 13350590), (1870, 10801841), (1958, 10316365), (3026, 6675295), (4895, 4126546), (7565, 2670118), (9790, 2063273), (15130, 1335059), (16643, 1213690), (33286, 606845), (83215, 242738), (121369, 166430)]