2260580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 5529216

約数和(自身を除く): 3268636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 241, 268, 335, 469, 482, 670, 938, 964, 1205, 1340, 1687, 1876, 2345, 2410, 3374, 4690, 4820, 6748, 8435, 9380, 16147, 16870, 32294, 33740, 64588, 80735, 113029, 161470, 226058, 322940, 452116, 565145, 1130290, 2260580]

約数ペア:

[(1, 2260580), (2, 1130290), (4, 565145), (5, 452116), (7, 322940), (10, 226058), (14, 161470), (20, 113029), (28, 80735), (35, 64588), (67, 33740), (70, 32294), (134, 16870), (140, 16147), (241, 9380), (268, 8435), (335, 6748), (469, 4820), (482, 4690), (670, 3374), (938, 2410), (964, 2345), (1205, 1876), (1340, 1687)]