3916780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 9527616

約数和(自身を除く): 5610836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 277, 404, 505, 554, 707, 1010, 1108, 1385, 1414, 1939, 2020, 2770, 2828, 3535, 3878, 5540, 7070, 7756, 9695, 14140, 19390, 27977, 38780, 55954, 111908, 139885, 195839, 279770, 391678, 559540, 783356, 979195, 1958390, 3916780]

約数ペア:

[(1, 3916780), (2, 1958390), (4, 979195), (5, 783356), (7, 559540), (10, 391678), (14, 279770), (20, 195839), (28, 139885), (35, 111908), (70, 55954), (101, 38780), (140, 27977), (202, 19390), (277, 14140), (404, 9695), (505, 7756), (554, 7070), (707, 5540), (1010, 3878), (1108, 3535), (1385, 2828), (1414, 2770), (1939, 2020)]