1805432840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{5623}}^1$

素因数の和:6006

約数の個数: 64

約数和(自身を含む): 4251744000

約数和(自身を除く): 2446311160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 349, 460, 698, 920, 1396, 1745, 2792, 3490, 5623, 6980, 8027, 11246, 13960, 16054, 22492, 28115, 32108, 40135, 44984, 56230, 64216, 80270, 112460, 129329, 160540, 224920, 258658, 321080, 517316, 646645, 1034632, 1293290, 1962427, 2586580, 3924854, 5173160, 7849708, 9812135, 15699416, 19624270, 39248540, 45135821, 78497080, 90271642, 180543284, 225679105, 361086568, 451358210, 902716420, 1805432840]

約数ペア:

[(1, 1805432840), (2, 902716420), (4, 451358210), (5, 361086568), (8, 225679105), (10, 180543284), (20, 90271642), (23, 78497080), (40, 45135821), (46, 39248540), (92, 19624270), (115, 15699416), (184, 9812135), (230, 7849708), (349, 5173160), (460, 3924854), (698, 2586580), (920, 1962427), (1396, 1293290), (1745, 1034632), (2792, 646645), (3490, 517316), (5623, 321080), (6980, 258658), (8027, 224920), (11246, 160540), (13960, 129329), (16054, 112460), (22492, 80270), (28115, 64216), (32108, 56230), (40135, 44984)]