2793996820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1066411}}^1$

素因数の和:1066551

約数の個数: 24

約数和(自身を含む): 5912188128

約数和(自身を除く): 3118191308

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1066411, 2132822, 4265644, 5332055, 10664110, 21328220, 139699841, 279399682, 558799364, 698499205, 1396998410, 2793996820]

約数ペア:

[(1, 2793996820), (2, 1396998410), (4, 698499205), (5, 558799364), (10, 279399682), (20, 139699841), (131, 21328220), (262, 10664110), (524, 5332055), (655, 4265644), (1310, 2132822), (2620, 1066411)]