31968580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32621}}^1$

素因数の和:32644

約数の個数: 36

約数和(自身を含む): 78097068

約数和(自身を除く): 46128488

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32621, 65242, 130484, 163105, 228347, 326210, 456694, 652420, 913388, 1141735, 1598429, 2283470, 3196858, 4566940, 6393716, 7992145, 15984290, 31968580]

約数ペア:

[(1, 31968580), (2, 15984290), (4, 7992145), (5, 6393716), (7, 4566940), (10, 3196858), (14, 2283470), (20, 1598429), (28, 1141735), (35, 913388), (49, 652420), (70, 456694), (98, 326210), (140, 228347), (196, 163105), (245, 130484), (490, 65242), (980, 32621)]