84873460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{937}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 204228864

約数和(自身を除く): 119355404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 937, 1294, 1874, 2588, 3235, 3748, 4529, 4685, 6470, 6559, 9058, 9370, 12940, 13118, 18116, 18740, 22645, 26236, 32795, 45290, 65590, 90580, 131180, 606239, 1212478, 2424956, 3031195, 4243673, 6062390, 8487346, 12124780, 16974692, 21218365, 42436730, 84873460]

約数ペア:

[(1, 84873460), (2, 42436730), (4, 21218365), (5, 16974692), (7, 12124780), (10, 8487346), (14, 6062390), (20, 4243673), (28, 3031195), (35, 2424956), (70, 1212478), (140, 606239), (647, 131180), (937, 90580), (1294, 65590), (1874, 45290), (2588, 32795), (3235, 26236), (3748, 22645), (4529, 18740), (4685, 18116), (6470, 13118), (6559, 12940), (9058, 9370)]