28716160

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4079}}^1$

素因数の和:4109

約数の個数: 64

約数和(自身を含む): 74908800

約数和(自身を除く): 46192640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 4079, 7040, 8158, 16316, 20395, 32632, 40790, 44869, 65264, 81580, 89738, 130528, 163160, 179476, 224345, 261056, 326320, 358952, 448690, 522112, 652640, 717904, 897380, 1305280, 1435808, 1794760, 2610560, 2871616, 3589520, 5743232, 7179040, 14358080, 28716160]

約数ペア:

[(1, 28716160), (2, 14358080), (4, 7179040), (5, 5743232), (8, 3589520), (10, 2871616), (11, 2610560), (16, 1794760), (20, 1435808), (22, 1305280), (32, 897380), (40, 717904), (44, 652640), (55, 522112), (64, 448690), (80, 358952), (88, 326320), (110, 261056), (128, 224345), (160, 179476), (176, 163160), (220, 130528), (320, 89738), (352, 81580), (440, 65264), (640, 44869), (704, 40790), (880, 32632), (1408, 20395), (1760, 16316), (3520, 8158), (4079, 7040)]