4240100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 36

約数和(自身を含む): 9309300

約数和(自身を除く): 5069200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 389, 436, 545, 778, 1090, 1556, 1945, 2180, 2725, 3890, 5450, 7780, 9725, 10900, 19450, 38900, 42401, 84802, 169604, 212005, 424010, 848020, 1060025, 2120050, 4240100]

約数ペア:

[(1, 4240100), (2, 2120050), (4, 1060025), (5, 848020), (10, 424010), (20, 212005), (25, 169604), (50, 84802), (100, 42401), (109, 38900), (218, 19450), (389, 10900), (436, 9725), (545, 7780), (778, 5450), (1090, 3890), (1556, 2725), (1945, 2180)]