201990010

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{102533}}^1$

素因数の和:102737

約数の個数: 16

約数和(自身を含む): 365431176

約数和(自身を除く): 163441166

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 102533, 205066, 512665, 1025330, 20199001, 40398002, 100995005, 201990010]

約数ペア:

[(1, 201990010), (2, 100995005), (5, 40398002), (10, 20199001), (197, 1025330), (394, 512665), (985, 205066), (1970, 102533)]