20407776004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{6317}}^1$

素因数の和:6973

約数の個数: 96

約数和(自身を含む): 47229122304

約数和(自身を除く): 26821346300

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 617, 748, 1234, 1309, 2468, 2618, 4319, 5236, 6317, 6787, 8638, 10489, 12634, 13574, 17276, 20978, 25268, 27148, 41956, 44219, 47509, 69487, 73423, 88438, 95018, 107389, 115379, 138974, 146846, 176876, 190036, 214778, 230758, 277948, 293692, 429556, 461516, 486409, 751723, 807653, 972818, 1181279, 1503446, 1615306, 1945636, 2362558, 3006892, 3230612, 3897589, 4725116, 7795178, 8268953, 15590356, 16537906, 27283123, 33075812, 42873479, 54566246, 66259013, 85746958, 109132492, 132518026, 171493916, 265036052, 300114353, 463813091, 600228706, 728849143, 927626182, 1200457412, 1457698286, 1855252364, 2915396572, 5101944001, 10203888002, 20407776004]

約数ペア:

[(1, 20407776004), (2, 10203888002), (4, 5101944001), (7, 2915396572), (11, 1855252364), (14, 1457698286), (17, 1200457412), (22, 927626182), (28, 728849143), (34, 600228706), (44, 463813091), (68, 300114353), (77, 265036052), (119, 171493916), (154, 132518026), (187, 109132492), (238, 85746958), (308, 66259013), (374, 54566246), (476, 42873479), (617, 33075812), (748, 27283123), (1234, 16537906), (1309, 15590356), (2468, 8268953), (2618, 7795178), (4319, 4725116), (5236, 3897589), (6317, 3230612), (6787, 3006892), (8638, 2362558), (10489, 1945636), (12634, 1615306), (13574, 1503446), (17276, 1181279), (20978, 972818), (25268, 807653), (27148, 751723), (41956, 486409), (44219, 461516), (47509, 429556), (69487, 293692), (73423, 277948), (88438, 230758), (95018, 214778), (107389, 190036), (115379, 176876), (138974, 146846)]