137222620

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{15629}}^1$

素因数の和:16077

約数の個数: 24

約数和(自身を含む): 288842400

約数和(自身を除く): 151619780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 15629, 31258, 62516, 78145, 156290, 312580, 6861131, 13722262, 27444524, 34305655, 68611310, 137222620]

約数ペア:

[(1, 137222620), (2, 68611310), (4, 34305655), (5, 27444524), (10, 13722262), (20, 6861131), (439, 312580), (878, 156290), (1756, 78145), (2195, 62516), (4390, 31258), (8780, 15629)]