11286920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2909}}^1$

素因数の和:3017

約数の個数: 32

約数和(自身を含む): 25666200

約数和(自身を除く): 14379280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2909, 3880, 5818, 11636, 14545, 23272, 29090, 58180, 116360, 282173, 564346, 1128692, 1410865, 2257384, 2821730, 5643460, 11286920]

約数ペア:

[(1, 11286920), (2, 5643460), (4, 2821730), (5, 2257384), (8, 1410865), (10, 1128692), (20, 564346), (40, 282173), (97, 116360), (194, 58180), (388, 29090), (485, 23272), (776, 14545), (970, 11636), (1940, 5818), (2909, 3880)]