40278140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{287701}}^1$

素因数の和:287717

約数の個数: 24

約数和(自身を含む): 96667872

約数和(自身を除く): 56389732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 287701, 575402, 1150804, 1438505, 2013907, 2877010, 4027814, 5754020, 8055628, 10069535, 20139070, 40278140]

約数ペア:

[(1, 40278140), (2, 20139070), (4, 10069535), (5, 8055628), (7, 5754020), (10, 4027814), (14, 2877010), (20, 2013907), (28, 1438505), (35, 1150804), (70, 575402), (140, 287701)]