3988900

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 8757252

約数和(自身を除く): 4768352

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 353, 452, 565, 706, 1130, 1412, 1765, 2260, 2825, 3530, 5650, 7060, 8825, 11300, 17650, 35300, 39889, 79778, 159556, 199445, 398890, 797780, 997225, 1994450, 3988900]

約数ペア:

[(1, 3988900), (2, 1994450), (4, 997225), (5, 797780), (10, 398890), (20, 199445), (25, 159556), (50, 79778), (100, 39889), (113, 35300), (226, 17650), (353, 11300), (452, 8825), (565, 7060), (706, 5650), (1130, 3530), (1412, 2825), (1765, 2260)]