492028840

素因数分解:

$2^3\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{11839}}^1$

素因数の和:12889

約数の個数: 32

約数和(自身を含む): 1108224000

約数和(自身を除く): 616195160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1039, 2078, 4156, 5195, 8312, 10390, 11839, 20780, 23678, 41560, 47356, 59195, 94712, 118390, 236780, 473560, 12300721, 24601442, 49202884, 61503605, 98405768, 123007210, 246014420, 492028840]

約数ペア:

[(1, 492028840), (2, 246014420), (4, 123007210), (5, 98405768), (8, 61503605), (10, 49202884), (20, 24601442), (40, 12300721), (1039, 473560), (2078, 236780), (4156, 118390), (5195, 94712), (8312, 59195), (10390, 47356), (11839, 41560), (20780, 23678)]