12827620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 16525340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 479, 515, 958, 1030, 1339, 1916, 2060, 2395, 2678, 4790, 5356, 6227, 6695, 9580, 12454, 13390, 24908, 26780, 31135, 49337, 62270, 98674, 124540, 197348, 246685, 493370, 641381, 986740, 1282762, 2565524, 3206905, 6413810, 12827620]

約数ペア:

[(1, 12827620), (2, 6413810), (4, 3206905), (5, 2565524), (10, 1282762), (13, 986740), (20, 641381), (26, 493370), (52, 246685), (65, 197348), (103, 124540), (130, 98674), (206, 62270), (260, 49337), (412, 31135), (479, 26780), (515, 24908), (958, 13390), (1030, 12454), (1339, 9580), (1916, 6695), (2060, 6227), (2395, 5356), (2678, 4790)]