133620520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{303683}}^1$

素因数の和:303705

約数の個数: 32

約数和(自身を含む): 327978720

約数和(自身を除く): 194358200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 303683, 607366, 1214732, 1518415, 2429464, 3036830, 3340513, 6073660, 6681026, 12147320, 13362052, 16702565, 26724104, 33405130, 66810260, 133620520]

約数ペア:

[(1, 133620520), (2, 66810260), (4, 33405130), (5, 26724104), (8, 16702565), (10, 13362052), (11, 12147320), (20, 6681026), (22, 6073660), (40, 3340513), (44, 3036830), (55, 2429464), (88, 1518415), (110, 1214732), (220, 607366), (440, 303683)]