27970460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{829}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 67488960

約数和(自身を除く): 39518500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 829, 964, 1205, 1658, 1687, 2410, 3316, 3374, 4145, 4820, 5803, 6748, 8290, 8435, 11606, 16580, 16870, 23212, 29015, 33740, 58030, 116060, 199789, 399578, 799156, 998945, 1398523, 1997890, 2797046, 3995780, 5594092, 6992615, 13985230, 27970460]

約数ペア:

[(1, 27970460), (2, 13985230), (4, 6992615), (5, 5594092), (7, 3995780), (10, 2797046), (14, 1997890), (20, 1398523), (28, 998945), (35, 799156), (70, 399578), (140, 199789), (241, 116060), (482, 58030), (829, 33740), (964, 29015), (1205, 23212), (1658, 16870), (1687, 16580), (2410, 11606), (3316, 8435), (3374, 8290), (4145, 6748), (4820, 5803)]