69428920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157793}}^1$

素因数の和:157815

約数の個数: 32

約数和(自身を含む): 170417520

約数和(自身を除く): 100988600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 157793, 315586, 631172, 788965, 1262344, 1577930, 1735723, 3155860, 3471446, 6311720, 6942892, 8678615, 13885784, 17357230, 34714460, 69428920]

約数ペア:

[(1, 69428920), (2, 34714460), (4, 17357230), (5, 13885784), (8, 8678615), (10, 6942892), (11, 6311720), (20, 3471446), (22, 3155860), (40, 1735723), (44, 1577930), (55, 1262344), (88, 788965), (110, 631172), (220, 315586), (440, 157793)]