883400420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{901429}}^1$

素因数の和:901452

約数の個数: 36

約数和(自身を含む): 2158023420

約数和(自身を除く): 1274623000

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 901429, 1802858, 3605716, 4507145, 6310003, 9014290, 12620006, 18028580, 25240012, 31550015, 44170021, 63100030, 88340042, 126200060, 176680084, 220850105, 441700210, 883400420]

約数ペア:

[(1, 883400420), (2, 441700210), (4, 220850105), (5, 176680084), (7, 126200060), (10, 88340042), (14, 63100030), (20, 44170021), (28, 31550015), (35, 25240012), (49, 18028580), (70, 12620006), (98, 9014290), (140, 6310003), (196, 4507145), (245, 3605716), (490, 1802858), (980, 901429)]