207922820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{8297}}^1$

素因数の和:8492

約数の個数: 48

約数和(自身を含む): 501863040

約数和(自身を除く): 293940220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 5012, 6265, 8297, 12530, 16594, 25060, 33188, 41485, 58079, 82970, 116158, 165940, 232316, 290395, 580790, 1161580, 1485163, 2970326, 5940652, 7425815, 10396141, 14851630, 20792282, 29703260, 41584564, 51980705, 103961410, 207922820]

約数ペア:

[(1, 207922820), (2, 103961410), (4, 51980705), (5, 41584564), (7, 29703260), (10, 20792282), (14, 14851630), (20, 10396141), (28, 7425815), (35, 5940652), (70, 2970326), (140, 1485163), (179, 1161580), (358, 580790), (716, 290395), (895, 232316), (1253, 165940), (1790, 116158), (2506, 82970), (3580, 58079), (5012, 41485), (6265, 33188), (8297, 25060), (12530, 16594)]