87126340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{622331}}^1$

素因数の和:622347

約数の個数: 24

約数和(自身を含む): 209103552

約数和(自身を除く): 121977212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 622331, 1244662, 2489324, 3111655, 4356317, 6223310, 8712634, 12446620, 17425268, 21781585, 43563170, 87126340]

約数ペア:

[(1, 87126340), (2, 43563170), (4, 21781585), (5, 17425268), (7, 12446620), (10, 8712634), (14, 6223310), (20, 4356317), (28, 3111655), (35, 2489324), (70, 1244662), (140, 622331)]