581364680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1118009}}^1$

素因数の和:1118033

約数の個数: 32

約数和(自身を含む): 1408692600

約数和(自身を除く): 827327920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1118009, 2236018, 4472036, 5590045, 8944072, 11180090, 14534117, 22360180, 29068234, 44720360, 58136468, 72670585, 116272936, 145341170, 290682340, 581364680]

約数ペア:

[(1, 581364680), (2, 290682340), (4, 145341170), (5, 116272936), (8, 72670585), (10, 58136468), (13, 44720360), (20, 29068234), (26, 22360180), (40, 14534117), (52, 11180090), (65, 8944072), (104, 5590045), (130, 4472036), (260, 2236018), (520, 1118009)]