201275720

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{11621}}^1$

素因数の和:12065

約数の個数: 32

約数和(自身を含む): 453955320

約数和(自身を除く): 252679600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4330, 8660, 11621, 17320, 23242, 46484, 58105, 92968, 116210, 232420, 464840, 5031893, 10063786, 20127572, 25159465, 40255144, 50318930, 100637860, 201275720]

約数ペア:

[(1, 201275720), (2, 100637860), (4, 50318930), (5, 40255144), (8, 25159465), (10, 20127572), (20, 10063786), (40, 5031893), (433, 464840), (866, 232420), (1732, 116210), (2165, 92968), (3464, 58105), (4330, 46484), (8660, 23242), (11621, 17320)]