202007120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8389}}^1$

素因数の和:8452

約数の個数: 80

約数和(自身を含む): 549310080

約数和(自身を除く): 347302960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 8389, 12040, 16778, 24080, 33556, 41945, 58723, 67112, 83890, 117446, 134224, 167780, 234892, 293615, 335560, 360727, 469784, 587230, 671120, 721454, 939568, 1174460, 1442908, 1803635, 2348920, 2525089, 2885816, 3607270, 4697840, 5050178, 5771632, 7214540, 10100356, 12625445, 14429080, 20200712, 25250890, 28858160, 40401424, 50501780, 101003560, 202007120]

約数ペア:

[(1, 202007120), (2, 101003560), (4, 50501780), (5, 40401424), (7, 28858160), (8, 25250890), (10, 20200712), (14, 14429080), (16, 12625445), (20, 10100356), (28, 7214540), (35, 5771632), (40, 5050178), (43, 4697840), (56, 3607270), (70, 2885816), (80, 2525089), (86, 2348920), (112, 1803635), (140, 1442908), (172, 1174460), (215, 939568), (280, 721454), (301, 671120), (344, 587230), (430, 469784), (560, 360727), (602, 335560), (688, 293615), (860, 234892), (1204, 167780), (1505, 134224), (1720, 117446), (2408, 83890), (3010, 67112), (3440, 58723), (4816, 41945), (6020, 33556), (8389, 24080), (12040, 16778)]