142730620

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{5477}}^1$

素因数の和:6789

約数の個数: 24

約数和(自身を含む): 300019104

約数和(自身を除く): 157288484

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 5212, 5477, 6515, 10954, 13030, 21908, 26060, 27385, 54770, 109540, 7136531, 14273062, 28546124, 35682655, 71365310, 142730620]

約数ペア:

[(1, 142730620), (2, 71365310), (4, 35682655), (5, 28546124), (10, 14273062), (20, 7136531), (1303, 109540), (2606, 54770), (5212, 27385), (5477, 26060), (6515, 21908), (10954, 13030)]