29946380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21089}}^1$

素因数の和:21169

約数の個数: 24

約数和(自身を含む): 63776160

約数和(自身を除く): 33829780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 21089, 42178, 84356, 105445, 210890, 421780, 1497319, 2994638, 5989276, 7486595, 14973190, 29946380]

約数ペア:

[(1, 29946380), (2, 14973190), (4, 7486595), (5, 5989276), (10, 2994638), (20, 1497319), (71, 421780), (142, 210890), (284, 105445), (355, 84356), (710, 42178), (1420, 21089)]