1645366990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1\times {\mathrm{1439}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 2993760000

約数和(自身を除く): 1348393010

約数列:

[1, 2, 5, 10, 109, 218, 545, 1049, 1090, 1439, 2098, 2878, 5245, 7195, 10490, 14390, 114341, 156851, 228682, 313702, 571705, 784255, 1143410, 1509511, 1568510, 3019022, 7547555, 15095110, 164536699, 329073398, 822683495, 1645366990]

約数ペア:

[(1, 1645366990), (2, 822683495), (5, 329073398), (10, 164536699), (109, 15095110), (218, 7547555), (545, 3019022), (1049, 1568510), (1090, 1509511), (1439, 1143410), (2098, 784255), (2878, 571705), (5245, 313702), (7195, 228682), (10490, 156851), (14390, 114341)]