1261303400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{900931}}^1$

素因数の和:900954

約数の個数: 48

約数和(自身を含む): 3351467040

約数和(自身を除く): 2090163640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 900931, 1801862, 3603724, 4504655, 6306517, 7207448, 9009310, 12613034, 18018620, 22523275, 25226068, 31532585, 36037240, 45046550, 50452136, 63065170, 90093100, 126130340, 157662925, 180186200, 252260680, 315325850, 630651700, 1261303400]

約数ペア:

[(1, 1261303400), (2, 630651700), (4, 315325850), (5, 252260680), (7, 180186200), (8, 157662925), (10, 126130340), (14, 90093100), (20, 63065170), (25, 50452136), (28, 45046550), (35, 36037240), (40, 31532585), (50, 25226068), (56, 22523275), (70, 18018620), (100, 12613034), (140, 9009310), (175, 7207448), (200, 6306517), (280, 4504655), (350, 3603724), (700, 1801862), (1400, 900931)]