2021876840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{2207}}^1$

素因数の和:2874

約数の個数: 64

約数和(自身を含む): 4681843200

約数和(自身を除く): 2659966360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 619, 740, 1238, 1480, 2207, 2476, 3095, 4414, 4952, 6190, 8828, 11035, 12380, 17656, 22070, 22903, 24760, 44140, 45806, 81659, 88280, 91612, 114515, 163318, 183224, 229030, 326636, 408295, 458060, 653272, 816590, 916120, 1366133, 1633180, 2732266, 3266360, 5464532, 6830665, 10929064, 13661330, 27322660, 50546921, 54645320, 101093842, 202187684, 252734605, 404375368, 505469210, 1010938420, 2021876840]

約数ペア:

[(1, 2021876840), (2, 1010938420), (4, 505469210), (5, 404375368), (8, 252734605), (10, 202187684), (20, 101093842), (37, 54645320), (40, 50546921), (74, 27322660), (148, 13661330), (185, 10929064), (296, 6830665), (370, 5464532), (619, 3266360), (740, 2732266), (1238, 1633180), (1480, 1366133), (2207, 916120), (2476, 816590), (3095, 653272), (4414, 458060), (4952, 408295), (6190, 326636), (8828, 229030), (11035, 183224), (12380, 163318), (17656, 114515), (22070, 91612), (22903, 88280), (24760, 81659), (44140, 45806)]