26855220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1549

約数の個数: 96

約数和(自身を含む): 87994368

約数和(自身を除く): 61139148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1487, 1505, 1806, 2580, 2974, 3010, 3612, 4461, 4515, 5948, 6020, 7435, 8922, 9030, 10409, 14870, 17844, 18060, 20818, 22305, 29740, 31227, 41636, 44610, 52045, 62454, 63941, 89220, 104090, 124908, 127882, 156135, 191823, 208180, 255764, 312270, 319705, 383646, 447587, 624540, 639410, 767292, 895174, 959115, 1278820, 1342761, 1790348, 1918230, 2237935, 2685522, 3836460, 4475870, 5371044, 6713805, 8951740, 13427610, 26855220]

約数ペア:

[(1, 26855220), (2, 13427610), (3, 8951740), (4, 6713805), (5, 5371044), (6, 4475870), (7, 3836460), (10, 2685522), (12, 2237935), (14, 1918230), (15, 1790348), (20, 1342761), (21, 1278820), (28, 959115), (30, 895174), (35, 767292), (42, 639410), (43, 624540), (60, 447587), (70, 383646), (84, 319705), (86, 312270), (105, 255764), (129, 208180), (140, 191823), (172, 156135), (210, 127882), (215, 124908), (258, 104090), (301, 89220), (420, 63941), (430, 62454), (516, 52045), (602, 44610), (645, 41636), (860, 31227), (903, 29740), (1204, 22305), (1290, 20818), (1487, 18060), (1505, 17844), (1806, 14870), (2580, 10409), (2974, 9030), (3010, 8922), (3612, 7435), (4461, 6020), (4515, 5948)]