835144.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 18616190

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 389, 395, 710, 778, 790, 1945, 3890, 5609, 11218, 27619, 28045, 30731, 55238, 56090, 61462, 138095, 153655, 276190, 307310, 2181901, 4363802, 10909505, 21819010]

約数ペア:

[(1, 21819010), (2, 10909505), (5, 4363802), (10, 2181901), (71, 307310), (79, 276190), (142, 153655), (158, 138095), (355, 61462), (389, 56090), (395, 55238), (710, 30731), (778, 28045), (790, 27619), (1945, 11218), (3890, 5609)]