2698930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1597}}^1$

素因数の和:1630

約数の個数: 24

約数和(自身を含む): 5263812

約数和(自身を除く): 2564882

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1597, 1690, 3194, 7985, 15970, 20761, 41522, 103805, 207610, 269893, 539786, 1349465, 2698930]

約数ペア:

[(1, 2698930), (2, 1349465), (5, 539786), (10, 269893), (13, 207610), (26, 103805), (65, 41522), (130, 20761), (169, 15970), (338, 7985), (845, 3194), (1597, 1690)]