1965100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 4372984

約数和(自身を除く): 2407884

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 457, 860, 914, 1075, 1828, 2150, 2285, 4300, 4570, 9140, 11425, 19651, 22850, 39302, 45700, 78604, 98255, 196510, 393020, 491275, 982550, 1965100]

約数ペア:

[(1, 1965100), (2, 982550), (4, 491275), (5, 393020), (10, 196510), (20, 98255), (25, 78604), (43, 45700), (50, 39302), (86, 22850), (100, 19651), (172, 11425), (215, 9140), (430, 4570), (457, 4300), (860, 2285), (914, 2150), (1075, 1828)]