28727360

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:963

約数の個数: 56

約数和(自身を含む): 69128640

約数和(自身を除く): 40401280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 535, 839, 856, 1070, 1678, 1712, 2140, 3356, 3424, 4195, 4280, 6712, 6848, 8390, 8560, 13424, 16780, 17120, 26848, 33560, 34240, 53696, 67120, 89773, 134240, 179546, 268480, 359092, 448865, 718184, 897730, 1436368, 1795460, 2872736, 3590920, 5745472, 7181840, 14363680, 28727360]

約数ペア:

[(1, 28727360), (2, 14363680), (4, 7181840), (5, 5745472), (8, 3590920), (10, 2872736), (16, 1795460), (20, 1436368), (32, 897730), (40, 718184), (64, 448865), (80, 359092), (107, 268480), (160, 179546), (214, 134240), (320, 89773), (428, 67120), (535, 53696), (839, 34240), (856, 33560), (1070, 26848), (1678, 17120), (1712, 16780), (2140, 13424), (3356, 8560), (3424, 8390), (4195, 6848), (4280, 6712)]