220107970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 441936000

約数和(自身を除く): 221828030

約数列:

[1, 2, 5, 10, 19, 29, 38, 43, 58, 86, 95, 145, 190, 215, 290, 430, 551, 817, 929, 1102, 1247, 1634, 1858, 2494, 2755, 4085, 4645, 5510, 6235, 8170, 9290, 12470, 17651, 23693, 26941, 35302, 39947, 47386, 53882, 79894, 88255, 118465, 134705, 176510, 199735, 236930, 269410, 399470, 511879, 758993, 1023758, 1158463, 1517986, 2316926, 2559395, 3794965, 5118790, 5792315, 7589930, 11584630, 22010797, 44021594, 110053985, 220107970]

約数ペア:

[(1, 220107970), (2, 110053985), (5, 44021594), (10, 22010797), (19, 11584630), (29, 7589930), (38, 5792315), (43, 5118790), (58, 3794965), (86, 2559395), (95, 2316926), (145, 1517986), (190, 1158463), (215, 1023758), (290, 758993), (430, 511879), (551, 399470), (817, 269410), (929, 236930), (1102, 199735), (1247, 176510), (1634, 134705), (1858, 118465), (2494, 88255), (2755, 79894), (4085, 53882), (4645, 47386), (5510, 39947), (6235, 35302), (8170, 26941), (9290, 23693), (12470, 17651)]