About the Number
401070880
2進数表記:10111111001111101101100100000
漢数字表記:四億百七万八百八十
素因数分解:
素因数の和:51186
約数の個数: 72
約数和(自身を含む): 1102250268
約数和(自身を除く): 701179388
約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 51157, 102314, 204628, 255785, 358099, 409256, 511570, 716198, 818512, 1023140, 1432396, 1637024, 1790495, 2046280, 2506693, 2864792, 3580990, 4092560, 5013386, 5729584, 7161980, 8185120, 10026772, 11459168, 12533465, 14323960, 20053544, 25066930, 28647920, 40107088, 50133860, 57295840, 80214176, 100267720, 200535440, 401070880]
約数ペア:
[(1, 401070880), (2, 200535440), (4, 100267720), (5, 80214176), (7, 57295840), (8, 50133860), (10, 40107088), (14, 28647920), (16, 25066930), (20, 20053544), (28, 14323960), (32, 12533465), (35, 11459168), (40, 10026772), (49, 8185120), (56, 7161980), (70, 5729584), (80, 5013386), (98, 4092560), (112, 3580990), (140, 2864792), (160, 2506693), (196, 2046280), (224, 1790495), (245, 1637024), (280, 1432396), (392, 1023140), (490, 818512), (560, 716198), (784, 511570), (980, 409256), (1120, 358099), (1568, 255785), (1960, 204628), (3920, 102314), (7840, 51157)]このpageの処理時間: 0.011315345764160156 seconds