20100292040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{84697}}^1$

素因数の和:85074

約数の個数: 64

約数和(自身を含む): 48023766000

約数和(自身を除く): 27923473960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 349, 680, 698, 1396, 1745, 2792, 3490, 5933, 6980, 11866, 13960, 23732, 29665, 47464, 59330, 84697, 118660, 169394, 237320, 338788, 423485, 677576, 846970, 1439849, 1693940, 2879698, 3387880, 5759396, 7199245, 11518792, 14398490, 28796980, 29559253, 57593960, 59118506, 118237012, 147796265, 236474024, 295592530, 502507301, 591185060, 1005014602, 1182370120, 2010029204, 2512536505, 4020058408, 5025073010, 10050146020, 20100292040]

約数ペア:

[(1, 20100292040), (2, 10050146020), (4, 5025073010), (5, 4020058408), (8, 2512536505), (10, 2010029204), (17, 1182370120), (20, 1005014602), (34, 591185060), (40, 502507301), (68, 295592530), (85, 236474024), (136, 147796265), (170, 118237012), (340, 59118506), (349, 57593960), (680, 29559253), (698, 28796980), (1396, 14398490), (1745, 11518792), (2792, 7199245), (3490, 5759396), (5933, 3387880), (6980, 2879698), (11866, 1693940), (13960, 1439849), (23732, 846970), (29665, 677576), (47464, 423485), (59330, 338788), (84697, 237320), (118660, 169394)]