222425140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1588751}}^1$

素因数の和:1588767

約数の個数: 24

約数和(自身を含む): 533820672

約数和(自身を除く): 311395532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1588751, 3177502, 6355004, 7943755, 11121257, 15887510, 22242514, 31775020, 44485028, 55606285, 111212570, 222425140]

約数ペア:

[(1, 222425140), (2, 111212570), (4, 55606285), (5, 44485028), (7, 31775020), (10, 22242514), (14, 15887510), (20, 11121257), (28, 7943755), (35, 6355004), (70, 3177502), (140, 1588751)]