1283337980

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{99793}}^1$

素因数の和:100445

約数の個数: 24

約数和(自身を含む): 2699228112

約数和(自身を除く): 1415890132

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 99793, 199586, 399172, 498965, 997930, 1995860, 64166899, 128333798, 256667596, 320834495, 641668990, 1283337980]

約数ペア:

[(1, 1283337980), (2, 641668990), (4, 320834495), (5, 256667596), (10, 128333798), (20, 64166899), (643, 1995860), (1286, 997930), (2572, 498965), (3215, 399172), (6430, 199586), (12860, 99793)]