20924404180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{503717}}^1$

素因数の和:503824

約数の個数: 48

約数和(自身を含む): 46035795456

約数和(自身を除く): 25111391276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 2077, 4154, 8308, 10385, 20770, 41540, 503717, 1007434, 2014868, 2518585, 5037170, 10074340, 15615227, 31230454, 33749039, 62460908, 67498078, 78076135, 134996156, 156152270, 168745195, 312304540, 337490390, 674980780, 1046220209, 2092440418, 4184880836, 5231101045, 10462202090, 20924404180]

約数ペア:

[(1, 20924404180), (2, 10462202090), (4, 5231101045), (5, 4184880836), (10, 2092440418), (20, 1046220209), (31, 674980780), (62, 337490390), (67, 312304540), (124, 168745195), (134, 156152270), (155, 134996156), (268, 78076135), (310, 67498078), (335, 62460908), (620, 33749039), (670, 31230454), (1340, 15615227), (2077, 10074340), (4154, 5037170), (8308, 2518585), (10385, 2014868), (20770, 1007434), (41540, 503717)]