2008753880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{6469}}^1$

素因数の和:7596

約数の個数: 64

約数和(自身を含む): 5170824000

約数和(自身を除く): 3162070120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1109, 2218, 4436, 5545, 6469, 7763, 8872, 11090, 12938, 15526, 22180, 25876, 31052, 32345, 38815, 44360, 45283, 51752, 62104, 64690, 77630, 90566, 129380, 155260, 181132, 226415, 258760, 310520, 362264, 452830, 905660, 1811320, 7174121, 14348242, 28696484, 35870605, 50218847, 57392968, 71741210, 100437694, 143482420, 200875388, 251094235, 286964840, 401750776, 502188470, 1004376940, 2008753880]

約数ペア:

[(1, 2008753880), (2, 1004376940), (4, 502188470), (5, 401750776), (7, 286964840), (8, 251094235), (10, 200875388), (14, 143482420), (20, 100437694), (28, 71741210), (35, 57392968), (40, 50218847), (56, 35870605), (70, 28696484), (140, 14348242), (280, 7174121), (1109, 1811320), (2218, 905660), (4436, 452830), (5545, 362264), (6469, 310520), (7763, 258760), (8872, 226415), (11090, 181132), (12938, 155260), (15526, 129380), (22180, 90566), (25876, 77630), (31052, 64690), (32345, 62104), (38815, 51752), (44360, 45283)]