55351240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197683}}^1$

素因数の和:197701

約数の個数: 32

約数和(自身を含む): 142332480

約数和(自身を除く): 86981240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197683, 395366, 790732, 988415, 1383781, 1581464, 1976830, 2767562, 3953660, 5535124, 6918905, 7907320, 11070248, 13837810, 27675620, 55351240]

約数ペア:

[(1, 55351240), (2, 27675620), (4, 13837810), (5, 11070248), (7, 7907320), (8, 6918905), (10, 5535124), (14, 3953660), (20, 2767562), (28, 1976830), (35, 1581464), (40, 1383781), (56, 988415), (70, 790732), (140, 395366), (280, 197683)]