2056526980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{30431}}^1$

素因数の和:30580

約数の個数: 48

約数和(自身を含む): 4499066880

約数和(自身を除く): 2442539900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1090, 2180, 3379, 6758, 13516, 16895, 30431, 33790, 60862, 67580, 121724, 152155, 304310, 608620, 943361, 1886722, 3316979, 3773444, 4716805, 6633958, 9433610, 13267916, 16584895, 18867220, 33169790, 66339580, 102826349, 205652698, 411305396, 514131745, 1028263490, 2056526980]

約数ペア:

[(1, 2056526980), (2, 1028263490), (4, 514131745), (5, 411305396), (10, 205652698), (20, 102826349), (31, 66339580), (62, 33169790), (109, 18867220), (124, 16584895), (155, 13267916), (218, 9433610), (310, 6633958), (436, 4716805), (545, 3773444), (620, 3316979), (1090, 1886722), (2180, 943361), (3379, 608620), (6758, 304310), (13516, 152155), (16895, 121724), (30431, 67580), (33790, 60862)]