501400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 1227600

約数和(自身を除く): 726200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 109, 115, 184, 200, 218, 230, 436, 460, 545, 575, 872, 920, 1090, 1150, 2180, 2300, 2507, 2725, 4360, 4600, 5014, 5450, 10028, 10900, 12535, 20056, 21800, 25070, 50140, 62675, 100280, 125350, 250700, 501400]

約数ペア:

[(1, 501400), (2, 250700), (4, 125350), (5, 100280), (8, 62675), (10, 50140), (20, 25070), (23, 21800), (25, 20056), (40, 12535), (46, 10900), (50, 10028), (92, 5450), (100, 5014), (109, 4600), (115, 4360), (184, 2725), (200, 2507), (218, 2300), (230, 2180), (436, 1150), (460, 1090), (545, 920), (575, 872)]