129056120

素因数分解:

$2^3\times 5^1\times {\mathrm{3226403}}^1$

素因数の和:3226414

約数の個数: 16

約数和(自身を含む): 290376360

約数和(自身を除く): 161320240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3226403, 6452806, 12905612, 16132015, 25811224, 32264030, 64528060, 129056120]

約数ペア:

[(1, 129056120), (2, 64528060), (4, 32264030), (5, 25811224), (8, 16132015), (10, 12905612), (20, 6452806), (40, 3226403)]