6494920

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 14686200

約数和(自身を除く): 8191280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 409, 794, 818, 1588, 1636, 1985, 2045, 3176, 3272, 3970, 4090, 7940, 8180, 15880, 16360, 162373, 324746, 649492, 811865, 1298984, 1623730, 3247460, 6494920]

約数ペア:

[(1, 6494920), (2, 3247460), (4, 1623730), (5, 1298984), (8, 811865), (10, 649492), (20, 324746), (40, 162373), (397, 16360), (409, 15880), (794, 8180), (818, 7940), (1588, 4090), (1636, 3970), (1985, 3272), (2045, 3176)]