202998440

素因数分解:

$2^3\times 5^1\times {\mathrm{5074961}}^1$

素因数の和:5074972

約数の個数: 16

約数和(自身を含む): 456746580

約数和(自身を除く): 253748140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5074961, 10149922, 20299844, 25374805, 40599688, 50749610, 101499220, 202998440]

約数ペア:

[(1, 202998440), (2, 101499220), (4, 50749610), (5, 40599688), (8, 25374805), (10, 20299844), (20, 10149922), (40, 5074961)]