427794620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1944521}}^1$

素因数の和:1944541

約数の個数: 24

約数和(自身を含む): 980039088

約数和(自身を除く): 552244468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1944521, 3889042, 7778084, 9722605, 19445210, 21389731, 38890420, 42779462, 85558924, 106948655, 213897310, 427794620]

約数ペア:

[(1, 427794620), (2, 213897310), (4, 106948655), (5, 85558924), (10, 42779462), (11, 38890420), (20, 21389731), (22, 19445210), (44, 9722605), (55, 7778084), (110, 3889042), (220, 1944521)]