2181530640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{9089711}}^1$

素因数の和:9089727

約数の個数: 40

約数和(自身を含む): 6762745728

約数和(自身を除く): 4581215088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 9089711, 18179422, 27269133, 36358844, 45448555, 54538266, 72717688, 90897110, 109076532, 136345665, 145435376, 181794220, 218153064, 272691330, 363588440, 436306128, 545382660, 727176880, 1090765320, 2181530640]

約数ペア:

[(1, 2181530640), (2, 1090765320), (3, 727176880), (4, 545382660), (5, 436306128), (6, 363588440), (8, 272691330), (10, 218153064), (12, 181794220), (15, 145435376), (16, 136345665), (20, 109076532), (24, 90897110), (30, 72717688), (40, 54538266), (48, 45448555), (60, 36358844), (80, 27269133), (120, 18179422), (240, 9089711)]