8256220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3469}}^1$

素因数の和:3502

約数の個数: 48

約数和(自身を含む): 20986560

約数和(自身を除く): 12730340

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 3469, 6938, 13876, 17345, 24283, 34690, 48566, 58973, 69380, 97132, 117946, 121415, 235892, 242830, 294865, 412811, 485660, 589730, 825622, 1179460, 1651244, 2064055, 4128110, 8256220]

約数ペア:

[(1, 8256220), (2, 4128110), (4, 2064055), (5, 1651244), (7, 1179460), (10, 825622), (14, 589730), (17, 485660), (20, 412811), (28, 294865), (34, 242830), (35, 235892), (68, 121415), (70, 117946), (85, 97132), (119, 69380), (140, 58973), (170, 48566), (238, 34690), (340, 24283), (476, 17345), (595, 13876), (1190, 6938), (2380, 3469)]