2765252120

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1\times {\mathrm{1811}}^1$

素因数の和:2528

約数の個数: 64

約数和(自身を含む): 6340550400

約数和(自身を除く): 3575298280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 647, 1180, 1294, 1811, 2360, 2588, 3235, 3622, 5176, 6470, 7244, 9055, 12940, 14488, 18110, 25880, 36220, 38173, 72440, 76346, 106849, 152692, 190865, 213698, 305384, 381730, 427396, 534245, 763460, 854792, 1068490, 1171717, 1526920, 2136980, 2343434, 4273960, 4686868, 5858585, 9373736, 11717170, 23434340, 46868680, 69131303, 138262606, 276525212, 345656515, 553050424, 691313030, 1382626060, 2765252120]

約数ペア:

[(1, 2765252120), (2, 1382626060), (4, 691313030), (5, 553050424), (8, 345656515), (10, 276525212), (20, 138262606), (40, 69131303), (59, 46868680), (118, 23434340), (236, 11717170), (295, 9373736), (472, 5858585), (590, 4686868), (647, 4273960), (1180, 2343434), (1294, 2136980), (1811, 1526920), (2360, 1171717), (2588, 1068490), (3235, 854792), (3622, 763460), (5176, 534245), (6470, 427396), (7244, 381730), (9055, 305384), (12940, 213698), (14488, 190865), (18110, 152692), (25880, 106849), (36220, 76346), (38173, 72440)]