15691380560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2762567}}^1$

素因数の和:2762651

約数の個数: 40

約数和(自身を含む): 36996310656

約数和(自身を除く): 21304930096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 2762567, 5525134, 11050268, 13812835, 22100536, 27625670, 44201072, 55251340, 110502680, 196142257, 221005360, 392284514, 784569028, 980711285, 1569138056, 1961422570, 3138276112, 3922845140, 7845690280, 15691380560]

約数ペア:

[(1, 15691380560), (2, 7845690280), (4, 3922845140), (5, 3138276112), (8, 1961422570), (10, 1569138056), (16, 980711285), (20, 784569028), (40, 392284514), (71, 221005360), (80, 196142257), (142, 110502680), (284, 55251340), (355, 44201072), (568, 27625670), (710, 22100536), (1136, 13812835), (1420, 11050268), (2840, 5525134), (5680, 2762567)]