201840620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{138247}}^1$

素因数の和:138329

約数の個数: 24

約数和(自身を含む): 429674784

約数和(自身を除く): 227834164

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 138247, 276494, 552988, 691235, 1382470, 2764940, 10092031, 20184062, 40368124, 50460155, 100920310, 201840620]

約数ペア:

[(1, 201840620), (2, 100920310), (4, 50460155), (5, 40368124), (10, 20184062), (20, 10092031), (73, 2764940), (146, 1382470), (292, 691235), (365, 552988), (730, 276494), (1460, 138247)]