26633240

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{821}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 60071760

約数和(自身を除く): 33438520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 821, 1622, 1642, 3244, 3284, 4055, 4105, 6488, 6568, 8110, 8210, 16220, 16420, 32440, 32840, 665831, 1331662, 2663324, 3329155, 5326648, 6658310, 13316620, 26633240]

約数ペア:

[(1, 26633240), (2, 13316620), (4, 6658310), (5, 5326648), (8, 3329155), (10, 2663324), (20, 1331662), (40, 665831), (811, 32840), (821, 32440), (1622, 16420), (1642, 16220), (3244, 8210), (3284, 8110), (4055, 6568), (4105, 6488)]