201656620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{916621}}^1$

素因数の和:916641

約数の個数: 24

約数和(自身を含む): 461977488

約数和(自身を除く): 260320868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 916621, 1833242, 3666484, 4583105, 9166210, 10082831, 18332420, 20165662, 40331324, 50414155, 100828310, 201656620]

約数ペア:

[(1, 201656620), (2, 100828310), (4, 50414155), (5, 40331324), (10, 20165662), (11, 18332420), (20, 10082831), (22, 9166210), (44, 4583105), (55, 3666484), (110, 1833242), (220, 916621)]