404232780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{962459}}^1$

素因数の和:962478

約数の個数: 48

約数和(自身を含む): 1293546240

約数和(自身を除く): 889313460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 962459, 1924918, 2887377, 3849836, 4812295, 5774754, 6737213, 9624590, 11549508, 13474426, 14436885, 19249180, 20211639, 26948852, 28873770, 33686065, 40423278, 57747540, 67372130, 80846556, 101058195, 134744260, 202116390, 404232780]

約数ペア:

[(1, 404232780), (2, 202116390), (3, 134744260), (4, 101058195), (5, 80846556), (6, 67372130), (7, 57747540), (10, 40423278), (12, 33686065), (14, 28873770), (15, 26948852), (20, 20211639), (21, 19249180), (28, 14436885), (30, 13474426), (35, 11549508), (42, 9624590), (60, 6737213), (70, 5774754), (84, 4812295), (105, 3849836), (140, 2887377), (210, 1924918), (420, 962459)]