38722420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16001}}^1$

素因数の和:16032

約数の個数: 36

約数和(自身を含む): 89387172

約数和(自身を除く): 50664752

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16001, 32002, 64004, 80005, 160010, 176011, 320020, 352022, 704044, 880055, 1760110, 1936121, 3520220, 3872242, 7744484, 9680605, 19361210, 38722420]

約数ペア:

[(1, 38722420), (2, 19361210), (4, 9680605), (5, 7744484), (10, 3872242), (11, 3520220), (20, 1936121), (22, 1760110), (44, 880055), (55, 704044), (110, 352022), (121, 320020), (220, 176011), (242, 160010), (484, 80005), (605, 64004), (1210, 32002), (2420, 16001)]