8045798840

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{458189}}^1$

素因数の和:458639

約数の個数: 32

約数和(自身を含む): 18144324000

約数和(自身を除く): 10098525160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 17560, 458189, 916378, 1832756, 2290945, 3665512, 4581890, 9163780, 18327560, 201144971, 402289942, 804579884, 1005724855, 1609159768, 2011449710, 4022899420, 8045798840]

約数ペア:

[(1, 8045798840), (2, 4022899420), (4, 2011449710), (5, 1609159768), (8, 1005724855), (10, 804579884), (20, 402289942), (40, 201144971), (439, 18327560), (878, 9163780), (1756, 4581890), (2195, 3665512), (3512, 2290945), (4390, 1832756), (8780, 916378), (17560, 458189)]