20020306570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{11383}}^1$

素因数の和:11731

約数の個数: 64

約数和(自身を含む): 40129966080

約数和(自身を除く): 20109659510

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 271, 295, 542, 590, 649, 1298, 1355, 2710, 2981, 3245, 5962, 6490, 11383, 14905, 15989, 22766, 29810, 31978, 56915, 79945, 113830, 125213, 159890, 175879, 250426, 351758, 626065, 671597, 879395, 1252130, 1343194, 1758790, 3084793, 3357985, 6169586, 6715970, 7387567, 14775134, 15423965, 30847930, 33932723, 36937835, 67865446, 73875670, 169663615, 182002787, 339327230, 364005574, 910013935, 1820027870, 2002030657, 4004061314, 10010153285, 20020306570]

約数ペア:

[(1, 20020306570), (2, 10010153285), (5, 4004061314), (10, 2002030657), (11, 1820027870), (22, 910013935), (55, 364005574), (59, 339327230), (110, 182002787), (118, 169663615), (271, 73875670), (295, 67865446), (542, 36937835), (590, 33932723), (649, 30847930), (1298, 15423965), (1355, 14775134), (2710, 7387567), (2981, 6715970), (3245, 6169586), (5962, 3357985), (6490, 3084793), (11383, 1758790), (14905, 1343194), (15989, 1252130), (22766, 879395), (29810, 671597), (31978, 626065), (56915, 351758), (79945, 250426), (113830, 175879), (125213, 159890)]