79667180

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{2129}}^1$

素因数の和:4009

約数の個数: 24

約数和(自身を含む): 167469120

約数和(自身を除く): 87801940

約数列:

[1, 2, 4, 5, 10, 20, 1871, 2129, 3742, 4258, 7484, 8516, 9355, 10645, 18710, 21290, 37420, 42580, 3983359, 7966718, 15933436, 19916795, 39833590, 79667180]

約数ペア:

[(1, 79667180), (2, 39833590), (4, 19916795), (5, 15933436), (10, 7966718), (20, 3983359), (1871, 42580), (2129, 37420), (3742, 21290), (4258, 18710), (7484, 10645), (8516, 9355)]