27960260

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{8081}}^1$

素因数の和:8263

約数の個数: 24

約数和(自身を含む): 59063256

約数和(自身を除く): 31102996

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 8081, 16162, 32324, 40405, 80810, 161620, 1398013, 2796026, 5592052, 6990065, 13980130, 27960260]

約数ペア:

[(1, 27960260), (2, 13980130), (4, 6990065), (5, 5592052), (10, 2796026), (20, 1398013), (173, 161620), (346, 80810), (692, 40405), (865, 32324), (1730, 16162), (3460, 8081)]