40349660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155191}}^1$

素因数の和:155213

約数の個数: 24

約数和(自身を含む): 91252896

約数和(自身を除く): 50903236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 155191, 310382, 620764, 775955, 1551910, 2017483, 3103820, 4034966, 8069932, 10087415, 20174830, 40349660]

約数ペア:

[(1, 40349660), (2, 20174830), (4, 10087415), (5, 8069932), (10, 4034966), (13, 3103820), (20, 2017483), (26, 1551910), (52, 775955), (65, 620764), (130, 310382), (260, 155191)]