1020888978

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 2143272960

約数和(自身を除く): 1122383982

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 239, 271, 426, 478, 542, 717, 813, 1434, 1626, 2627, 5254, 7881, 8843, 10027, 15762, 16969, 17686, 19241, 20054, 26529, 30081, 33938, 38482, 50907, 53058, 57723, 60162, 64769, 101814, 115446, 129538, 194307, 388614, 627853, 711917, 1255706, 1423834, 1883559, 2135751, 2396453, 3767118, 4271502, 4598599, 4792906, 7189359, 9197198, 13795797, 14378718, 27591594, 170148163, 340296326, 510444489, 1020888978]

約数ペア:

[(1, 1020888978), (2, 510444489), (3, 340296326), (6, 170148163), (37, 27591594), (71, 14378718), (74, 13795797), (111, 9197198), (142, 7189359), (213, 4792906), (222, 4598599), (239, 4271502), (271, 3767118), (426, 2396453), (478, 2135751), (542, 1883559), (717, 1423834), (813, 1255706), (1434, 711917), (1626, 627853), (2627, 388614), (5254, 194307), (7881, 129538), (8843, 115446), (10027, 101814), (15762, 64769), (16969, 60162), (17686, 57723), (19241, 53058), (20054, 50907), (26529, 38482), (30081, 33938)]