72040304

素因数分解:

$2^4\times 7^1\times {\mathrm{643217}}^1$

素因数の和:643232

約数の個数: 20

約数和(自身を含む): 159518064

約数和(自身を除く): 87477760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 643217, 1286434, 2572868, 4502519, 5145736, 9005038, 10291472, 18010076, 36020152, 72040304]

約数ペア:

[(1, 72040304), (2, 36020152), (4, 18010076), (7, 10291472), (8, 9005038), (14, 5145736), (16, 4502519), (28, 2572868), (56, 1286434), (112, 643217)]