420214928

素因数分解:

$2^4\times 7^1\times {\mathrm{3751919}}^1$

素因数の和:3751934

約数の個数: 20

約数和(自身を含む): 930476160

約数和(自身を除く): 510261232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3751919, 7503838, 15007676, 26263433, 30015352, 52526866, 60030704, 105053732, 210107464, 420214928]

約数ペア:

[(1, 420214928), (2, 210107464), (4, 105053732), (7, 60030704), (8, 52526866), (14, 30015352), (16, 26263433), (28, 15007676), (56, 7503838), (112, 3751919)]