201671480

素因数分解:

$2^3\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{2971}}^1$

素因数の和:4679

約数の個数: 32

約数和(自身を含む): 454181040

約数和(自身を除く): 252509560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1697, 2971, 3394, 5942, 6788, 8485, 11884, 13576, 14855, 16970, 23768, 29710, 33940, 59420, 67880, 118840, 5041787, 10083574, 20167148, 25208935, 40334296, 50417870, 100835740, 201671480]

約数ペア:

[(1, 201671480), (2, 100835740), (4, 50417870), (5, 40334296), (8, 25208935), (10, 20167148), (20, 10083574), (40, 5041787), (1697, 118840), (2971, 67880), (3394, 59420), (5942, 33940), (6788, 29710), (8485, 23768), (11884, 16970), (13576, 14855)]