1045358840

素因数分解:

$2^3\times 5^1\times {\mathrm{26133971}}^1$

素因数の和:26133982

約数の個数: 16

約数和(自身を含む): 2352057480

約数和(自身を除く): 1306698640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 26133971, 52267942, 104535884, 130669855, 209071768, 261339710, 522679420, 1045358840]

約数ペア:

[(1, 1045358840), (2, 522679420), (4, 261339710), (5, 209071768), (8, 130669855), (10, 104535884), (20, 52267942), (40, 26133971)]