28761920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8171}}^1$

素因数の和:8199

約数の個数: 56

約数和(自身を含む): 74724768

約数和(自身を除く): 45962848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 8171, 16342, 32684, 40855, 65368, 81710, 89881, 130736, 163420, 179762, 261472, 326840, 359524, 449405, 522944, 653680, 719048, 898810, 1307360, 1438096, 1797620, 2614720, 2876192, 3595240, 5752384, 7190480, 14380960, 28761920]

約数ペア:

[(1, 28761920), (2, 14380960), (4, 7190480), (5, 5752384), (8, 3595240), (10, 2876192), (11, 2614720), (16, 1797620), (20, 1438096), (22, 1307360), (32, 898810), (40, 719048), (44, 653680), (55, 522944), (64, 449405), (80, 359524), (88, 326840), (110, 261472), (160, 179762), (176, 163420), (220, 130736), (320, 89881), (352, 81710), (440, 65368), (704, 40855), (880, 32684), (1760, 16342), (3520, 8171)]