3850420

素因数分解:

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

素因数の和:3952

約数の個数: 36

約数和(自身を含む): 9408420

約数和(自身を除く): 5558000

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3929, 7858, 15716, 19645, 27503, 39290, 55006, 78580, 110012, 137515, 192521, 275030, 385042, 550060, 770084, 962605, 1925210, 3850420]

約数ペア:

[(1, 3850420), (2, 1925210), (4, 962605), (5, 770084), (7, 550060), (10, 385042), (14, 275030), (20, 192521), (28, 137515), (35, 110012), (49, 78580), (70, 55006), (98, 39290), (140, 27503), (196, 19645), (245, 15716), (490, 7858), (980, 3929)]