161826140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1155901}}^1$

素因数の和:1155917

約数の個数: 24

約数和(自身を含む): 388383072

約数和(自身を除く): 226556932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1155901, 2311802, 4623604, 5779505, 8091307, 11559010, 16182614, 23118020, 32365228, 40456535, 80913070, 161826140]

約数ペア:

[(1, 161826140), (2, 80913070), (4, 40456535), (5, 32365228), (7, 23118020), (10, 16182614), (14, 11559010), (20, 8091307), (28, 5779505), (35, 4623604), (70, 2311802), (140, 1155901)]