400996892

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{5281}}^1$

素因数の和:5789

約数の個数: 24

約数和(自身を含む): 720549312

約数和(自身を除く): 319552420

約数列:

[1, 2, 4, 41, 82, 164, 463, 926, 1852, 5281, 10562, 18983, 21124, 37966, 75932, 216521, 433042, 866084, 2445103, 4890206, 9780412, 100249223, 200498446, 400996892]

約数ペア:

[(1, 400996892), (2, 200498446), (4, 100249223), (41, 9780412), (82, 4890206), (164, 2445103), (463, 866084), (926, 433042), (1852, 216521), (5281, 75932), (10562, 37966), (18983, 21124)]