29906740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87961}}^1$

素因数の和:87987

約数の個数: 24

約数和(自身を含む): 66499272

約数和(自身を除く): 36592532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 87961, 175922, 351844, 439805, 879610, 1495337, 1759220, 2990674, 5981348, 7476685, 14953370, 29906740]

約数ペア:

[(1, 29906740), (2, 14953370), (4, 7476685), (5, 5981348), (10, 2990674), (17, 1759220), (20, 1495337), (34, 879610), (68, 439805), (85, 351844), (170, 175922), (340, 87961)]