660445148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 1283143680

約数和(自身を除く): 622698532

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 191, 356, 382, 764, 883, 979, 1766, 1958, 2101, 3532, 3916, 4202, 8404, 9713, 16999, 19426, 33998, 38852, 67996, 78587, 157174, 168653, 186989, 314348, 337306, 373978, 674612, 747956, 864457, 1728914, 1855183, 3457828, 3710366, 7420732, 15010117, 30020234, 60040468, 165111287, 330222574, 660445148]

約数ペア:

[(1, 660445148), (2, 330222574), (4, 165111287), (11, 60040468), (22, 30020234), (44, 15010117), (89, 7420732), (178, 3710366), (191, 3457828), (356, 1855183), (382, 1728914), (764, 864457), (883, 747956), (979, 674612), (1766, 373978), (1958, 337306), (2101, 314348), (3532, 186989), (3916, 168653), (4202, 157174), (8404, 78587), (9713, 67996), (16999, 38852), (19426, 33998)]