71898340

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{37061}}^1$

素因数の和:37167

約数の個数: 24

約数和(自身を含む): 152547192

約数和(自身を除く): 80648852

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 37061, 74122, 148244, 185305, 370610, 741220, 3594917, 7189834, 14379668, 17974585, 35949170, 71898340]

約数ペア:

[(1, 71898340), (2, 35949170), (4, 17974585), (5, 14379668), (10, 7189834), (20, 3594917), (97, 741220), (194, 370610), (388, 185305), (485, 148244), (970, 74122), (1940, 37061)]