20280632490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{515653}}^1$

素因数の和:515708

約数の個数: 96

約数和(自身を含む): 57918257280

約数和(自身を除く): 37637624790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 114, 115, 138, 171, 190, 207, 230, 285, 342, 345, 414, 437, 570, 690, 855, 874, 1035, 1311, 1710, 2070, 2185, 2622, 3933, 4370, 6555, 7866, 13110, 19665, 39330, 515653, 1031306, 1546959, 2578265, 3093918, 4640877, 5156530, 7734795, 9281754, 9797407, 11860019, 15469590, 19594814, 23204385, 23720038, 29392221, 35580057, 46408770, 48987035, 58784442, 59300095, 71160114, 88176663, 97974070, 106740171, 118600190, 146961105, 176353326, 177900285, 213480342, 225340361, 293922210, 355800570, 440883315, 450680722, 533700855, 676021083, 881766630, 1067401710, 1126701805, 1352042166, 2028063249, 2253403610, 3380105415, 4056126498, 6760210830, 10140316245, 20280632490]

約数ペア:

[(1, 20280632490), (2, 10140316245), (3, 6760210830), (5, 4056126498), (6, 3380105415), (9, 2253403610), (10, 2028063249), (15, 1352042166), (18, 1126701805), (19, 1067401710), (23, 881766630), (30, 676021083), (38, 533700855), (45, 450680722), (46, 440883315), (57, 355800570), (69, 293922210), (90, 225340361), (95, 213480342), (114, 177900285), (115, 176353326), (138, 146961105), (171, 118600190), (190, 106740171), (207, 97974070), (230, 88176663), (285, 71160114), (342, 59300095), (345, 58784442), (414, 48987035), (437, 46408770), (570, 35580057), (690, 29392221), (855, 23720038), (874, 23204385), (1035, 19594814), (1311, 15469590), (1710, 11860019), (2070, 9797407), (2185, 9281754), (2622, 7734795), (3933, 5156530), (4370, 4640877), (6555, 3093918), (7866, 2578265), (13110, 1546959), (19665, 1031306), (39330, 515653)]