28064280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13757}}^1$

素因数の和:13788

約数の個数: 64

約数和(自身を含む): 89151840

約数和(自身を除く): 61087560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 13757, 27514, 41271, 55028, 68785, 82542, 110056, 137570, 165084, 206355, 233869, 275140, 330168, 412710, 467738, 550280, 701607, 825420, 935476, 1169345, 1403214, 1650840, 1870952, 2338690, 2806428, 3508035, 4677380, 5612856, 7016070, 9354760, 14032140, 28064280]

約数ペア:

[(1, 28064280), (2, 14032140), (3, 9354760), (4, 7016070), (5, 5612856), (6, 4677380), (8, 3508035), (10, 2806428), (12, 2338690), (15, 1870952), (17, 1650840), (20, 1403214), (24, 1169345), (30, 935476), (34, 825420), (40, 701607), (51, 550280), (60, 467738), (68, 412710), (85, 330168), (102, 275140), (120, 233869), (136, 206355), (170, 165084), (204, 137570), (255, 110056), (340, 82542), (408, 68785), (510, 55028), (680, 41271), (1020, 27514), (2040, 13757)]