13206280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19421}}^1$

素因数の和:19449

約数の個数: 32

約数和(自身を含む): 31463640

約数和(自身を除く): 18257360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19421, 38842, 77684, 97105, 155368, 194210, 330157, 388420, 660314, 776840, 1320628, 1650785, 2641256, 3301570, 6603140, 13206280]

約数ペア:

[(1, 13206280), (2, 6603140), (4, 3301570), (5, 2641256), (8, 1650785), (10, 1320628), (17, 776840), (20, 660314), (34, 388420), (40, 330157), (68, 194210), (85, 155368), (136, 97105), (170, 77684), (340, 38842), (680, 19421)]