2143145420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8242867}}^1$

素因数の和:8242889

約数の個数: 24

約数和(自身を含む): 4846806384

約数和(自身を除く): 2703660964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8242867, 16485734, 32971468, 41214335, 82428670, 107157271, 164857340, 214314542, 428629084, 535786355, 1071572710, 2143145420]

約数ペア:

[(1, 2143145420), (2, 1071572710), (4, 535786355), (5, 428629084), (10, 214314542), (13, 164857340), (20, 107157271), (26, 82428670), (52, 41214335), (65, 32971468), (130, 16485734), (260, 8242867)]