395590720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{25229}}^1$

素因数の和:25260

約数の個数: 84

約数和(自身を含む): 1095839820

約数和(自身を除く): 700249100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 25229, 50458, 100916, 126145, 176603, 201832, 252290, 353206, 403664, 504580, 706412, 807328, 883015, 1009160, 1236221, 1412824, 1614656, 1766030, 2018320, 2472442, 2825648, 3532060, 4036640, 4944884, 5651296, 6181105, 7064120, 8073280, 9889768, 11302592, 12362210, 14128240, 19779536, 24724420, 28256480, 39559072, 49448840, 56512960, 79118144, 98897680, 197795360, 395590720]

約数ペア:

[(1, 395590720), (2, 197795360), (4, 98897680), (5, 79118144), (7, 56512960), (8, 49448840), (10, 39559072), (14, 28256480), (16, 24724420), (20, 19779536), (28, 14128240), (32, 12362210), (35, 11302592), (40, 9889768), (49, 8073280), (56, 7064120), (64, 6181105), (70, 5651296), (80, 4944884), (98, 4036640), (112, 3532060), (140, 2825648), (160, 2472442), (196, 2018320), (224, 1766030), (245, 1614656), (280, 1412824), (320, 1236221), (392, 1009160), (448, 883015), (490, 807328), (560, 706412), (784, 504580), (980, 403664), (1120, 353206), (1568, 252290), (1960, 201832), (2240, 176603), (3136, 126145), (3920, 100916), (7840, 50458), (15680, 25229)]