996847660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{513839}}^1$

素因数の和:513945

約数の個数: 24

約数和(自身を含む): 2114965440

約数和(自身を除く): 1118117780

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 513839, 1027678, 2055356, 2569195, 5138390, 10276780, 49842383, 99684766, 199369532, 249211915, 498423830, 996847660]

約数ペア:

[(1, 996847660), (2, 498423830), (4, 249211915), (5, 199369532), (10, 99684766), (20, 49842383), (97, 10276780), (194, 5138390), (388, 2569195), (485, 2055356), (970, 1027678), (1940, 513839)]