4080000.00000000

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1399}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 46099200

約数和(自身を除く): 20587036

約数列:

[1, 2, 4, 47, 94, 97, 188, 194, 388, 1399, 2798, 4559, 5596, 9118, 18236, 65753, 131506, 135703, 263012, 271406, 542812, 6378041, 12756082, 25512164]

約数ペア:

[(1, 25512164), (2, 12756082), (4, 6378041), (47, 542812), (94, 271406), (97, 263012), (188, 135703), (194, 131506), (388, 65753), (1399, 18236), (2798, 9118), (4559, 5596)]