23259860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 53068176

約数和(自身を除く): 29808316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 653, 685, 1306, 1370, 1781, 2612, 2740, 3265, 3562, 6530, 7124, 8489, 8905, 13060, 16978, 17810, 33956, 35620, 42445, 84890, 89461, 169780, 178922, 357844, 447305, 894610, 1162993, 1789220, 2325986, 4651972, 5814965, 11629930, 23259860]

約数ペア:

[(1, 23259860), (2, 11629930), (4, 5814965), (5, 4651972), (10, 2325986), (13, 1789220), (20, 1162993), (26, 894610), (52, 447305), (65, 357844), (130, 178922), (137, 169780), (260, 89461), (274, 84890), (548, 42445), (653, 35620), (685, 33956), (1306, 17810), (1370, 16978), (1781, 13060), (2612, 8905), (2740, 8489), (3265, 7124), (3562, 6530)]