248840080

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11827}}^1$

素因数の和:12103

約数の個数: 40

約数和(自身を含む): 580802112

約数和(自身を除く): 331962032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 11827, 21040, 23654, 47308, 59135, 94616, 118270, 189232, 236540, 473080, 946160, 3110501, 6221002, 12442004, 15552505, 24884008, 31105010, 49768016, 62210020, 124420040, 248840080]

約数ペア:

[(1, 248840080), (2, 124420040), (4, 62210020), (5, 49768016), (8, 31105010), (10, 24884008), (16, 15552505), (20, 12442004), (40, 6221002), (80, 3110501), (263, 946160), (526, 473080), (1052, 236540), (1315, 189232), (2104, 118270), (2630, 94616), (4208, 59135), (5260, 47308), (10520, 23654), (11827, 21040)]