28772810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2939}}^1$

素因数の和:3046

約数の個数: 32

約数和(自身を含む): 57153600

約数和(自身を除く): 28380790

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 2939, 4895, 5878, 9790, 14695, 29390, 32329, 64658, 161645, 261571, 323290, 523142, 1307855, 2615710, 2877281, 5754562, 14386405, 28772810]

約数ペア:

[(1, 28772810), (2, 14386405), (5, 5754562), (10, 2877281), (11, 2615710), (22, 1307855), (55, 523142), (89, 323290), (110, 261571), (178, 161645), (445, 64658), (890, 32329), (979, 29390), (1958, 14695), (2939, 9790), (4895, 5878)]