26393940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{443}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 80484768

約数和(自身を除く): 54090828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 443, 662, 886, 993, 1324, 1329, 1655, 1772, 1986, 2215, 2658, 2979, 3310, 3972, 3987, 4430, 4965, 5316, 5958, 6620, 6645, 7974, 8860, 9930, 11916, 13290, 14895, 15948, 19860, 19935, 26580, 29790, 39870, 59580, 79740, 146633, 293266, 439899, 586532, 733165, 879798, 1319697, 1466330, 1759596, 2199495, 2639394, 2932660, 4398990, 5278788, 6598485, 8797980, 13196970, 26393940]

約数ペア:

[(1, 26393940), (2, 13196970), (3, 8797980), (4, 6598485), (5, 5278788), (6, 4398990), (9, 2932660), (10, 2639394), (12, 2199495), (15, 1759596), (18, 1466330), (20, 1319697), (30, 879798), (36, 733165), (45, 586532), (60, 439899), (90, 293266), (180, 146633), (331, 79740), (443, 59580), (662, 39870), (886, 29790), (993, 26580), (1324, 19935), (1329, 19860), (1655, 15948), (1772, 14895), (1986, 13290), (2215, 11916), (2658, 9930), (2979, 8860), (3310, 7974), (3972, 6645), (3987, 6620), (4430, 5958), (4965, 5316)]