206501240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{469321}}^1$

素因数の和:469343

約数の個数: 32

約数和(自身を含む): 506867760

約数和(自身を除く): 300366520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 469321, 938642, 1877284, 2346605, 3754568, 4693210, 5162531, 9386420, 10325062, 18772840, 20650124, 25812655, 41300248, 51625310, 103250620, 206501240]

約数ペア:

[(1, 206501240), (2, 103250620), (4, 51625310), (5, 41300248), (8, 25812655), (10, 20650124), (11, 18772840), (20, 10325062), (22, 9386420), (40, 5162531), (44, 4693210), (55, 3754568), (88, 2346605), (110, 1877284), (220, 938642), (440, 469321)]