26490380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27031}}^1$

素因数の和:27054

約数の個数: 36

約数和(自身を含む): 64714608

約数和(自身を除く): 38224228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27031, 54062, 108124, 135155, 189217, 270310, 378434, 540620, 756868, 946085, 1324519, 1892170, 2649038, 3784340, 5298076, 6622595, 13245190, 26490380]

約数ペア:

[(1, 26490380), (2, 13245190), (4, 6622595), (5, 5298076), (7, 3784340), (10, 2649038), (14, 1892170), (20, 1324519), (28, 946085), (35, 756868), (49, 540620), (70, 378434), (98, 270310), (140, 189217), (196, 135155), (245, 108124), (490, 54062), (980, 27031)]