2006172860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{2137}}^1$

素因数の和:2862

約数の個数: 48

約数和(自身を含む): 4279318176

約数和(自身を除く): 2273145316

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 643, 730, 1286, 1460, 2137, 2572, 3215, 4274, 6430, 8548, 10685, 12860, 21370, 42740, 46939, 93878, 156001, 187756, 234695, 312002, 469390, 624004, 780005, 938780, 1374091, 1560010, 2748182, 3120020, 5496364, 6870455, 13740910, 27481820, 100308643, 200617286, 401234572, 501543215, 1003086430, 2006172860]

約数ペア:

[(1, 2006172860), (2, 1003086430), (4, 501543215), (5, 401234572), (10, 200617286), (20, 100308643), (73, 27481820), (146, 13740910), (292, 6870455), (365, 5496364), (643, 3120020), (730, 2748182), (1286, 1560010), (1460, 1374091), (2137, 938780), (2572, 780005), (3215, 624004), (4274, 469390), (6430, 312002), (8548, 234695), (10685, 187756), (12860, 156001), (21370, 93878), (42740, 46939)]