69550420

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5261}}^1$

素因数の和:5931

約数の個数: 24

約数和(自身を含む): 146304648

約数和(自身を除く): 76754228

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 5261, 6610, 10522, 13220, 21044, 26305, 52610, 105220, 3477521, 6955042, 13910084, 17387605, 34775210, 69550420]

約数ペア:

[(1, 69550420), (2, 34775210), (4, 17387605), (5, 13910084), (10, 6955042), (20, 3477521), (661, 105220), (1322, 52610), (2644, 26305), (3305, 21044), (5261, 13220), (6610, 10522)]