1378875080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1493}}^1\times {\mathrm{2099}}^1$

素因数の和:3614

約数の個数: 64

約数和(自身を含む): 3388392000

約数和(自身を除く): 2009516920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1493, 2099, 2986, 4198, 5972, 7465, 8396, 10495, 11944, 14930, 16423, 16792, 20990, 23089, 29860, 32846, 41980, 46178, 59720, 65692, 82115, 83960, 92356, 115445, 131384, 164230, 184712, 230890, 328460, 461780, 656920, 923560, 3133807, 6267614, 12535228, 15669035, 25070456, 31338070, 34471877, 62676140, 68943754, 125352280, 137887508, 172359385, 275775016, 344718770, 689437540, 1378875080]

約数ペア:

[(1, 1378875080), (2, 689437540), (4, 344718770), (5, 275775016), (8, 172359385), (10, 137887508), (11, 125352280), (20, 68943754), (22, 62676140), (40, 34471877), (44, 31338070), (55, 25070456), (88, 15669035), (110, 12535228), (220, 6267614), (440, 3133807), (1493, 923560), (2099, 656920), (2986, 461780), (4198, 328460), (5972, 230890), (7465, 184712), (8396, 164230), (10495, 131384), (11944, 115445), (14930, 92356), (16423, 83960), (16792, 82115), (20990, 65692), (23089, 59720), (29860, 46178), (32846, 41980)]