201972040

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{13537}}^1$

素因数の和:13921

約数の個数: 32

約数和(自身を含む): 455689080

約数和(自身を除く): 253717040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 13537, 14920, 27074, 54148, 67685, 108296, 135370, 270740, 541480, 5049301, 10098602, 20197204, 25246505, 40394408, 50493010, 100986020, 201972040]

約数ペア:

[(1, 201972040), (2, 100986020), (4, 50493010), (5, 40394408), (8, 25246505), (10, 20197204), (20, 10098602), (40, 5049301), (373, 541480), (746, 270740), (1492, 135370), (1865, 108296), (2984, 67685), (3730, 54148), (7460, 27074), (13537, 14920)]