400399380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2224441}}^1$

素因数の和:2224456

約数の個数: 36

約数和(自身を含む): 1214545332

約数和(自身を除く): 814145952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2224441, 4448882, 6673323, 8897764, 11122205, 13346646, 20019969, 22244410, 26693292, 33366615, 40039938, 44488820, 66733230, 80079876, 100099845, 133466460, 200199690, 400399380]

約数ペア:

[(1, 400399380), (2, 200199690), (3, 133466460), (4, 100099845), (5, 80079876), (6, 66733230), (9, 44488820), (10, 40039938), (12, 33366615), (15, 26693292), (18, 22244410), (20, 20019969), (30, 13346646), (36, 11122205), (45, 8897764), (60, 6673323), (90, 4448882), (180, 2224441)]