2779660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10691}}^1$

素因数の和:10713

約数の個数: 24

約数和(自身を含む): 6286896

約数和(自身を除く): 3507236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10691, 21382, 42764, 53455, 106910, 138983, 213820, 277966, 555932, 694915, 1389830, 2779660]

約数ペア:

[(1, 2779660), (2, 1389830), (4, 694915), (5, 555932), (10, 277966), (13, 213820), (20, 138983), (26, 106910), (52, 53455), (65, 42764), (130, 21382), (260, 10691)]