11312680

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1021}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 25570440

約数和(自身を除く): 14257760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1021, 1108, 1385, 2042, 2216, 2770, 4084, 5105, 5540, 8168, 10210, 11080, 20420, 40840, 282817, 565634, 1131268, 1414085, 2262536, 2828170, 5656340, 11312680]

約数ペア:

[(1, 11312680), (2, 5656340), (4, 2828170), (5, 2262536), (8, 1414085), (10, 1131268), (20, 565634), (40, 282817), (277, 40840), (554, 20420), (1021, 11080), (1108, 10210), (1385, 8168), (2042, 5540), (2216, 5105), (2770, 4084)]