502002020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{26449}}^1$

素因数の和:26544

約数の個数: 48

約数和(自身を含む): 1150892400

約数和(自身を除く): 648890380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 18980, 26449, 52898, 105796, 132245, 264490, 343837, 528980, 687674, 1375348, 1719185, 1930777, 3438370, 3861554, 6876740, 7723108, 9653885, 19307770, 25100101, 38615540, 50200202, 100400404, 125500505, 251001010, 502002020]

約数ペア:

[(1, 502002020), (2, 251001010), (4, 125500505), (5, 100400404), (10, 50200202), (13, 38615540), (20, 25100101), (26, 19307770), (52, 9653885), (65, 7723108), (73, 6876740), (130, 3861554), (146, 3438370), (260, 1930777), (292, 1719185), (365, 1375348), (730, 687674), (949, 528980), (1460, 343837), (1898, 264490), (3796, 132245), (4745, 105796), (9490, 52898), (18980, 26449)]