22011875

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:920

約数の個数: 20

約数和(自身を含む): 28209720

約数和(自身を除く): 6197845

約数列:

[1, 5, 25, 41, 125, 205, 625, 859, 1025, 4295, 5125, 21475, 25625, 35219, 107375, 176095, 536875, 880475, 4402375, 22011875]

約数ペア:

[(1, 22011875), (5, 4402375), (25, 880475), (41, 536875), (125, 176095), (205, 107375), (625, 35219), (859, 25625), (1025, 21475), (4295, 5125)]