8809240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20021}}^1$

素因数の和:20043

約数の個数: 32

約数和(自身を含む): 21623760

約数和(自身を除く): 12814520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20021, 40042, 80084, 100105, 160168, 200210, 220231, 400420, 440462, 800840, 880924, 1101155, 1761848, 2202310, 4404620, 8809240]

約数ペア:

[(1, 8809240), (2, 4404620), (4, 2202310), (5, 1761848), (8, 1101155), (10, 880924), (11, 800840), (20, 440462), (22, 400420), (40, 220231), (44, 200210), (55, 160168), (88, 100105), (110, 80084), (220, 40042), (440, 20021)]