220164340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{90977}}^1$

素因数の和:91008

約数の個数: 36

約数和(自身を含む): 508203108

約数和(自身を除く): 288038768

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 90977, 181954, 363908, 454885, 909770, 1000747, 1819540, 2001494, 4002988, 5003735, 10007470, 11008217, 20014940, 22016434, 44032868, 55041085, 110082170, 220164340]

約数ペア:

[(1, 220164340), (2, 110082170), (4, 55041085), (5, 44032868), (10, 22016434), (11, 20014940), (20, 11008217), (22, 10007470), (44, 5003735), (55, 4002988), (110, 2001494), (121, 1819540), (220, 1000747), (242, 909770), (484, 454885), (605, 363908), (1210, 181954), (2420, 90977)]