42961780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27191}}^1$

素因数の和:27279

約数の個数: 24

約数和(自身を含む): 91365120

約数和(自身を除く): 48403340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 27191, 54382, 108764, 135955, 271910, 543820, 2148089, 4296178, 8592356, 10740445, 21480890, 42961780]

約数ペア:

[(1, 42961780), (2, 21480890), (4, 10740445), (5, 8592356), (10, 4296178), (20, 2148089), (79, 543820), (158, 271910), (316, 135955), (395, 108764), (790, 54382), (1580, 27191)]