55920400

素因数分解:

$2^4\times 5^2\times {\mathrm{139801}}^1$

素因数の和:139819

約数の個数: 30

約数和(自身を含む): 134349722

約数和(自身を除く): 78429322

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 139801, 279602, 559204, 699005, 1118408, 1398010, 2236816, 2796020, 3495025, 5592040, 6990050, 11184080, 13980100, 27960200, 55920400]

約数ペア:

[(1, 55920400), (2, 27960200), (4, 13980100), (5, 11184080), (8, 6990050), (10, 5592040), (16, 3495025), (20, 2796020), (25, 2236816), (40, 1398010), (50, 1118408), (80, 699005), (100, 559204), (200, 279602), (400, 139801)]