142679390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{4643}}^1$

素因数の和:5096

約数の個数: 32

約数和(自身を含む): 294243840

約数和(自身を除く): 151564450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 2195, 3073, 4390, 4643, 6146, 9286, 15365, 23215, 30730, 32501, 46430, 65002, 162505, 325010, 2038277, 4076554, 10191385, 14267939, 20382770, 28535878, 71339695, 142679390]

約数ペア:

[(1, 142679390), (2, 71339695), (5, 28535878), (7, 20382770), (10, 14267939), (14, 10191385), (35, 4076554), (70, 2038277), (439, 325010), (878, 162505), (2195, 65002), (3073, 46430), (4390, 32501), (4643, 30730), (6146, 23215), (9286, 15365)]