1427644280

素因数分解:

$2^3\times 5^1\times {\mathrm{35691107}}^1$

素因数の和:35691118

約数の個数: 16

約数和(自身を含む): 3212199720

約数和(自身を除く): 1784555440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 35691107, 71382214, 142764428, 178455535, 285528856, 356911070, 713822140, 1427644280]

約数ペア:

[(1, 1427644280), (2, 713822140), (4, 356911070), (5, 285528856), (8, 178455535), (10, 142764428), (20, 71382214), (40, 35691107)]