197533160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{448939}}^1$

素因数の和:448961

約数の個数: 32

約数和(自身を含む): 484855200

約数和(自身を除く): 287322040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 448939, 897878, 1795756, 2244695, 3591512, 4489390, 4938329, 8978780, 9876658, 17957560, 19753316, 24691645, 39506632, 49383290, 98766580, 197533160]

約数ペア:

[(1, 197533160), (2, 98766580), (4, 49383290), (5, 39506632), (8, 24691645), (10, 19753316), (11, 17957560), (20, 9876658), (22, 8978780), (40, 4938329), (44, 4489390), (55, 3591512), (88, 2244695), (110, 1795756), (220, 897878), (440, 448939)]