1808954340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{216901}}^1$

素因数の和:217052

約数の個数: 48

約数和(自身を含む): 5101535040

約数和(自身を除く): 3292580700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 216901, 433802, 650703, 867604, 1084505, 1301406, 2169010, 2602812, 3253515, 4338020, 6507030, 13014060, 30149239, 60298478, 90447717, 120596956, 150746195, 180895434, 301492390, 361790868, 452238585, 602984780, 904477170, 1808954340]

約数ペア:

[(1, 1808954340), (2, 904477170), (3, 602984780), (4, 452238585), (5, 361790868), (6, 301492390), (10, 180895434), (12, 150746195), (15, 120596956), (20, 90447717), (30, 60298478), (60, 30149239), (139, 13014060), (278, 6507030), (417, 4338020), (556, 3253515), (695, 2602812), (834, 2169010), (1390, 1301406), (1668, 1084505), (2085, 867604), (2780, 650703), (4170, 433802), (8340, 216901)]