20278300990

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10190101}}^1$

素因数の和:10190307

約数の個数: 16

約数和(自身を含む): 36684367200

約数和(自身を除く): 16406066210

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 10190101, 20380202, 50950505, 101901010, 2027830099, 4055660198, 10139150495, 20278300990]

約数ペア:

[(1, 20278300990), (2, 10139150495), (5, 4055660198), (10, 2027830099), (199, 101901010), (398, 50950505), (995, 20380202), (1990, 10190101)]