7856660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8017}}^1$

素因数の和:8040

約数の個数: 36

約数和(自身を含む): 19195092

約数和(自身を除く): 11338432

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8017, 16034, 32068, 40085, 56119, 80170, 112238, 160340, 224476, 280595, 392833, 561190, 785666, 1122380, 1571332, 1964165, 3928330, 7856660]

約数ペア:

[(1, 7856660), (2, 3928330), (4, 1964165), (5, 1571332), (7, 1122380), (10, 785666), (14, 561190), (20, 392833), (28, 280595), (35, 224476), (49, 160340), (70, 112238), (98, 80170), (140, 56119), (196, 40085), (245, 32068), (490, 16034), (980, 8017)]