22780250

素因数分解:

$2^1\times 5^3\times {\mathrm{91121}}^1$

素因数の和:91138

約数の個数: 16

約数和(自身を含む): 42645096

約数和(自身を除く): 19864846

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 91121, 182242, 455605, 911210, 2278025, 4556050, 11390125, 22780250]

約数ペア:

[(1, 22780250), (2, 11390125), (5, 4556050), (10, 2278025), (25, 911210), (50, 455605), (125, 182242), (250, 91121)]