1320676990

素因数分解:

$2^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{643}}^1\times {\mathrm{701}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 2392449696

約数和(自身を除く): 1071772706

約数列:

[1, 2, 5, 10, 293, 586, 643, 701, 1286, 1402, 1465, 2930, 3215, 3505, 6430, 7010, 188399, 205393, 376798, 410786, 450743, 901486, 941995, 1026965, 1883990, 2053930, 2253715, 4507430, 132067699, 264135398, 660338495, 1320676990]

約数ペア:

[(1, 1320676990), (2, 660338495), (5, 264135398), (10, 132067699), (293, 4507430), (586, 2253715), (643, 2053930), (701, 1883990), (1286, 1026965), (1402, 941995), (1465, 901486), (2930, 450743), (3215, 410786), (3505, 376798), (6430, 205393), (7010, 188399)]