210008060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{2083}}^1$

素因数の和:2234

約数の個数: 36

約数和(自身を含む): 447530664

約数和(自身を除く): 237522604

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2083, 4166, 5041, 8332, 10082, 10415, 20164, 20830, 25205, 41660, 50410, 100820, 147893, 295786, 591572, 739465, 1478930, 2957860, 10500403, 21000806, 42001612, 52502015, 105004030, 210008060]

約数ペア:

[(1, 210008060), (2, 105004030), (4, 52502015), (5, 42001612), (10, 21000806), (20, 10500403), (71, 2957860), (142, 1478930), (284, 739465), (355, 591572), (710, 295786), (1420, 147893), (2083, 100820), (4166, 50410), (5041, 41660), (8332, 25205), (10082, 20830), (10415, 20164)]