28679860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130363}}^1$

素因数の和:130383

約数の個数: 24

約数和(自身を含む): 65703456

約数和(自身を除く): 37023596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130363, 260726, 521452, 651815, 1303630, 1433993, 2607260, 2867986, 5735972, 7169965, 14339930, 28679860]

約数ペア:

[(1, 28679860), (2, 14339930), (4, 7169965), (5, 5735972), (10, 2867986), (11, 2607260), (20, 1433993), (22, 1303630), (44, 651815), (55, 521452), (110, 260726), (220, 130363)]