2821990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 5417280

約数和(自身を除く): 2595290

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 263, 290, 370, 526, 1073, 1315, 2146, 2630, 5365, 7627, 9731, 10730, 15254, 19462, 38135, 48655, 76270, 97310, 282199, 564398, 1410995, 2821990]

約数ペア:

[(1, 2821990), (2, 1410995), (5, 564398), (10, 282199), (29, 97310), (37, 76270), (58, 48655), (74, 38135), (145, 19462), (185, 15254), (263, 10730), (290, 9731), (370, 7627), (526, 5365), (1073, 2630), (1315, 2146)]