28869540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68737}}^1$

素因数の和:68756

約数の個数: 48

約数和(自身を含む): 92383872

約数和(自身を除く): 63514332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 68737, 137474, 206211, 274948, 343685, 412422, 481159, 687370, 824844, 962318, 1031055, 1374740, 1443477, 1924636, 2062110, 2405795, 2886954, 4124220, 4811590, 5773908, 7217385, 9623180, 14434770, 28869540]

約数ペア:

[(1, 28869540), (2, 14434770), (3, 9623180), (4, 7217385), (5, 5773908), (6, 4811590), (7, 4124220), (10, 2886954), (12, 2405795), (14, 2062110), (15, 1924636), (20, 1443477), (21, 1374740), (28, 1031055), (30, 962318), (35, 824844), (42, 687370), (60, 481159), (70, 412422), (84, 343685), (105, 274948), (140, 206211), (210, 137474), (420, 68737)]