12125420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1877}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 28395360

約数和(自身を除く): 16269940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 1877, 3230, 3754, 6460, 7508, 9385, 18770, 31909, 35663, 37540, 63818, 71326, 127636, 142652, 159545, 178315, 319090, 356630, 606271, 638180, 713260, 1212542, 2425084, 3031355, 6062710, 12125420]

約数ペア:

[(1, 12125420), (2, 6062710), (4, 3031355), (5, 2425084), (10, 1212542), (17, 713260), (19, 638180), (20, 606271), (34, 356630), (38, 319090), (68, 178315), (76, 159545), (85, 142652), (95, 127636), (170, 71326), (190, 63818), (323, 37540), (340, 35663), (380, 31909), (646, 18770), (1292, 9385), (1615, 7508), (1877, 6460), (3230, 3754)]