20343494510

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{374719}}^1$

素因数の和:374876

約数の個数: 32

約数和(自身を含む): 37636876800

約数和(自身を除く): 17293382290

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 445, 610, 890, 5429, 10858, 27145, 54290, 374719, 749438, 1873595, 3747190, 22857859, 33349991, 45715718, 66699982, 114289295, 166749955, 228578590, 333499910, 2034349451, 4068698902, 10171747255, 20343494510]

約数ペア:

[(1, 20343494510), (2, 10171747255), (5, 4068698902), (10, 2034349451), (61, 333499910), (89, 228578590), (122, 166749955), (178, 114289295), (305, 66699982), (445, 45715718), (610, 33349991), (890, 22857859), (5429, 3747190), (10858, 1873595), (27145, 749438), (54290, 374719)]