7700840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3929}}^1$

素因数の和:3954

約数の個数: 48

約数和(自身を含む): 20160900

約数和(自身を除く): 12460060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3929, 7858, 15716, 19645, 27503, 31432, 39290, 55006, 78580, 110012, 137515, 157160, 192521, 220024, 275030, 385042, 550060, 770084, 962605, 1100120, 1540168, 1925210, 3850420, 7700840]

約数ペア:

[(1, 7700840), (2, 3850420), (4, 1925210), (5, 1540168), (7, 1100120), (8, 962605), (10, 770084), (14, 550060), (20, 385042), (28, 275030), (35, 220024), (40, 192521), (49, 157160), (56, 137515), (70, 110012), (98, 78580), (140, 55006), (196, 39290), (245, 31432), (280, 27503), (392, 19645), (490, 15716), (980, 7858), (1960, 3929)]