9143540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 22116864

約数和(自身を除く): 12973324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 271, 482, 542, 964, 1084, 1205, 1355, 1687, 1897, 2410, 2710, 3374, 3794, 4820, 5420, 6748, 7588, 8435, 9485, 16870, 18970, 33740, 37940, 65311, 130622, 261244, 326555, 457177, 653110, 914354, 1306220, 1828708, 2285885, 4571770, 9143540]

約数ペア:

[(1, 9143540), (2, 4571770), (4, 2285885), (5, 1828708), (7, 1306220), (10, 914354), (14, 653110), (20, 457177), (28, 326555), (35, 261244), (70, 130622), (140, 65311), (241, 37940), (271, 33740), (482, 18970), (542, 16870), (964, 9485), (1084, 8435), (1205, 7588), (1355, 6748), (1687, 5420), (1897, 4820), (2410, 3794), (2710, 3374)]