2440377760

素因数分解:

$2^5\times 5^1\times {\mathrm{827}}^1\times {\mathrm{18443}}^1$

素因数の和:19285

約数の個数: 48

約数和(自身を含む): 5772676896

約数和(自身を除く): 3332299136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 827, 1654, 3308, 4135, 6616, 8270, 13232, 16540, 18443, 26464, 33080, 36886, 66160, 73772, 92215, 132320, 147544, 184430, 295088, 368860, 590176, 737720, 1475440, 2950880, 15252361, 30504722, 61009444, 76261805, 122018888, 152523610, 244037776, 305047220, 488075552, 610094440, 1220188880, 2440377760]

約数ペア:

[(1, 2440377760), (2, 1220188880), (4, 610094440), (5, 488075552), (8, 305047220), (10, 244037776), (16, 152523610), (20, 122018888), (32, 76261805), (40, 61009444), (80, 30504722), (160, 15252361), (827, 2950880), (1654, 1475440), (3308, 737720), (4135, 590176), (6616, 368860), (8270, 295088), (13232, 184430), (16540, 147544), (18443, 132320), (26464, 92215), (33080, 73772), (36886, 66160)]