206520910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{2143}}^1$

素因数の和:2592

約数の個数: 32

約数和(自身を含む): 389007360

約数和(自身を除く): 182486450

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 419, 838, 2095, 2143, 4190, 4286, 9637, 10715, 19274, 21430, 48185, 49289, 96370, 98578, 246445, 492890, 897917, 1795834, 4489585, 8979170, 20652091, 41304182, 103260455, 206520910]

約数ペア:

[(1, 206520910), (2, 103260455), (5, 41304182), (10, 20652091), (23, 8979170), (46, 4489585), (115, 1795834), (230, 897917), (419, 492890), (838, 246445), (2095, 98578), (2143, 96370), (4190, 49289), (4286, 48185), (9637, 21430), (10715, 19274)]