2002147390

素因数分解:

$2^1\times 5^1\times {\mathrm{5009}}^1\times {\mathrm{39971}}^1$

素因数の和:44987

約数の個数: 16

約数和(自身を含む): 3604674960

約数和(自身を除く): 1602527570

約数列:

[1, 2, 5, 10, 5009, 10018, 25045, 39971, 50090, 79942, 199855, 399710, 200214739, 400429478, 1001073695, 2002147390]

約数ペア:

[(1, 2002147390), (2, 1001073695), (5, 400429478), (10, 200214739), (5009, 399710), (10018, 199855), (25045, 79942), (39971, 50090)]