31466220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1321}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 88394208

約数和(自身を除く): 56927988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1321, 1588, 1985, 2382, 2642, 3963, 3970, 4764, 5284, 5955, 6605, 7926, 7940, 11910, 13210, 15852, 19815, 23820, 26420, 39630, 79260, 524437, 1048874, 1573311, 2097748, 2622185, 3146622, 5244370, 6293244, 7866555, 10488740, 15733110, 31466220]

約数ペア:

[(1, 31466220), (2, 15733110), (3, 10488740), (4, 7866555), (5, 6293244), (6, 5244370), (10, 3146622), (12, 2622185), (15, 2097748), (20, 1573311), (30, 1048874), (60, 524437), (397, 79260), (794, 39630), (1191, 26420), (1321, 23820), (1588, 19815), (1985, 15852), (2382, 13210), (2642, 11910), (3963, 7940), (3970, 7926), (4764, 6605), (5284, 5955)]