9653980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9851}}^1$

素因数の和:9874

約数の個数: 36

約数和(自身を含む): 23585688

約数和(自身を除く): 13931708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9851, 19702, 39404, 49255, 68957, 98510, 137914, 197020, 275828, 344785, 482699, 689570, 965398, 1379140, 1930796, 2413495, 4826990, 9653980]

約数ペア:

[(1, 9653980), (2, 4826990), (4, 2413495), (5, 1930796), (7, 1379140), (10, 965398), (14, 689570), (20, 482699), (28, 344785), (35, 275828), (49, 197020), (70, 137914), (98, 98510), (140, 68957), (196, 49255), (245, 39404), (490, 19702), (980, 9851)]