28008190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12907}}^1$

素因数の和:12952

約数の個数: 32

約数和(自身を含む): 59480064

約数和(自身を除く): 31471874

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 12907, 25814, 64535, 90349, 129070, 180698, 400117, 451745, 800234, 903490, 2000585, 2800819, 4001170, 5601638, 14004095, 28008190]

約数ペア:

[(1, 28008190), (2, 14004095), (5, 5601638), (7, 4001170), (10, 2800819), (14, 2000585), (31, 903490), (35, 800234), (62, 451745), (70, 400117), (155, 180698), (217, 129070), (310, 90349), (434, 64535), (1085, 25814), (2170, 12907)]