29879540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87881}}^1$

素因数の和:87907

約数の個数: 24

約数和(自身を含む): 66438792

約数和(自身を除く): 36559252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 87881, 175762, 351524, 439405, 878810, 1493977, 1757620, 2987954, 5975908, 7469885, 14939770, 29879540]

約数ペア:

[(1, 29879540), (2, 14939770), (4, 7469885), (5, 5975908), (10, 2987954), (17, 1757620), (20, 1493977), (34, 878810), (68, 439405), (85, 351524), (170, 175762), (340, 87881)]