4219284140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{86143}}^1$

素因数の和:86262

約数の個数: 48

約数和(自身を含む): 9262202880

約数和(自身を除く): 5042918740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4898, 9796, 12245, 24490, 48980, 86143, 172286, 344572, 430715, 861430, 1722860, 2670433, 5340866, 6805297, 10681732, 13352165, 13610594, 26704330, 27221188, 34026485, 53408660, 68052970, 136105940, 210964207, 421928414, 843856828, 1054821035, 2109642070, 4219284140]

約数ペア:

[(1, 4219284140), (2, 2109642070), (4, 1054821035), (5, 843856828), (10, 421928414), (20, 210964207), (31, 136105940), (62, 68052970), (79, 53408660), (124, 34026485), (155, 27221188), (158, 26704330), (310, 13610594), (316, 13352165), (395, 10681732), (620, 6805297), (790, 5340866), (1580, 2670433), (2449, 1722860), (4898, 861430), (9796, 430715), (12245, 344572), (24490, 172286), (48980, 86143)]