51012220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{364373}}^1$

素因数の和:364389

約数の個数: 24

約数和(自身を含む): 122429664

約数和(自身を除く): 71417444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 364373, 728746, 1457492, 1821865, 2550611, 3643730, 5101222, 7287460, 10202444, 12753055, 25506110, 51012220]

約数ペア:

[(1, 51012220), (2, 25506110), (4, 12753055), (5, 10202444), (7, 7287460), (10, 5101222), (14, 3643730), (20, 2550611), (28, 1821865), (35, 1457492), (70, 728746), (140, 364373)]