388623620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{617}}^1$

素因数の和:1053

約数の個数: 96

約数和(自身を含む): 1021628160

約数和(自身を除く): 633004540

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, 409, 617, 770, 818, 1234, 1540, 1636, 2045, 2468, 2863, 3085, 4090, 4319, 4499, 5726, 6170, 6787, 8180, 8638, 8998, 11452, 12340, 13574, 14315, 17276, 17996, 21595, 22495, 27148, 28630, 31493, 33935, 43190, 44990, 47509, 57260, 62986, 67870, 86380, 89980, 95018, 125972, 135740, 157465, 190036, 237545, 252353, 314930, 475090, 504706, 629860, 950180, 1009412, 1261765, 1766471, 2523530, 2775883, 3532942, 5047060, 5551766, 7065884, 8832355, 11103532, 13879415, 17664710, 19431181, 27758830, 35329420, 38862362, 55517660, 77724724, 97155905, 194311810, 388623620]

約数ペア:

[(1, 388623620), (2, 194311810), (4, 97155905), (5, 77724724), (7, 55517660), (10, 38862362), (11, 35329420), (14, 27758830), (20, 19431181), (22, 17664710), (28, 13879415), (35, 11103532), (44, 8832355), (55, 7065884), (70, 5551766), (77, 5047060), (110, 3532942), (140, 2775883), (154, 2523530), (220, 1766471), (308, 1261765), (385, 1009412), (409, 950180), (617, 629860), (770, 504706), (818, 475090), (1234, 314930), (1540, 252353), (1636, 237545), (2045, 190036), (2468, 157465), (2863, 135740), (3085, 125972), (4090, 95018), (4319, 89980), (4499, 86380), (5726, 67870), (6170, 62986), (6787, 57260), (8180, 47509), (8638, 44990), (8998, 43190), (11452, 33935), (12340, 31493), (13574, 28630), (14315, 27148), (17276, 22495), (17996, 21595)]