20468045648540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{32077}}^1\times {\mathrm{4557793}}^1$

素因数の和:4589886

約数の個数: 48

約数和(自身を含む): 49124851753152

約数和(自身を除く): 28656806104612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 32077, 64154, 128308, 160385, 224539, 320770, 449078, 641540, 898156, 1122695, 2245390, 4490780, 4557793, 9115586, 18231172, 22788965, 31904551, 45577930, 63809102, 91155860, 127618204, 159522755, 319045510, 638091020, 146200326061, 292400652122, 584801304244, 731001630305, 1023402282427, 1462003260610, 2046804564854, 2924006521220, 4093609129708, 5117011412135, 10234022824270, 20468045648540]

約数ペア:

[(1, 20468045648540), (2, 10234022824270), (4, 5117011412135), (5, 4093609129708), (7, 2924006521220), (10, 2046804564854), (14, 1462003260610), (20, 1023402282427), (28, 731001630305), (35, 584801304244), (70, 292400652122), (140, 146200326061), (32077, 638091020), (64154, 319045510), (128308, 159522755), (160385, 127618204), (224539, 91155860), (320770, 63809102), (449078, 45577930), (641540, 31904551), (898156, 22788965), (1122695, 18231172), (2245390, 9115586), (4490780, 4557793)]