914137780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{13697}}^1$

素因数の和:13824

約数の個数: 48

約数和(自身を含む): 1988292096

約数和(自身を除く): 1074154316

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 3337, 6674, 13348, 13697, 16685, 27394, 33370, 54788, 66740, 68485, 136970, 273940, 643759, 972487, 1287518, 1944974, 2575036, 3218795, 3889948, 4862435, 6437590, 9724870, 12875180, 19449740, 45706889, 91413778, 182827556, 228534445, 457068890, 914137780]

約数ペア:

[(1, 914137780), (2, 457068890), (4, 228534445), (5, 182827556), (10, 91413778), (20, 45706889), (47, 19449740), (71, 12875180), (94, 9724870), (142, 6437590), (188, 4862435), (235, 3889948), (284, 3218795), (355, 2575036), (470, 1944974), (710, 1287518), (940, 972487), (1420, 643759), (3337, 273940), (6674, 136970), (13348, 68485), (13697, 66740), (16685, 54788), (27394, 33370)]