203400280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{49369}}^1$

素因数の和:49483

約数の個数: 32

約数和(自身を含む): 462103200

約数和(自身を除く): 258702920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 49369, 98738, 197476, 246845, 394952, 493690, 987380, 1974760, 5085007, 10170014, 20340028, 25425035, 40680056, 50850070, 101700140, 203400280]

約数ペア:

[(1, 203400280), (2, 101700140), (4, 50850070), (5, 40680056), (8, 25425035), (10, 20340028), (20, 10170014), (40, 5085007), (103, 1974760), (206, 987380), (412, 493690), (515, 394952), (824, 246845), (1030, 197476), (2060, 98738), (4120, 49369)]