28803460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{883}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 69503616

約数和(自身を除く): 40700156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 883, 932, 1165, 1631, 1766, 2330, 3262, 3532, 4415, 4660, 6181, 6524, 8155, 8830, 12362, 16310, 17660, 24724, 30905, 32620, 61810, 123620, 205739, 411478, 822956, 1028695, 1440173, 2057390, 2880346, 4114780, 5760692, 7200865, 14401730, 28803460]

約数ペア:

[(1, 28803460), (2, 14401730), (4, 7200865), (5, 5760692), (7, 4114780), (10, 2880346), (14, 2057390), (20, 1440173), (28, 1028695), (35, 822956), (70, 411478), (140, 205739), (233, 123620), (466, 61810), (883, 32620), (932, 30905), (1165, 24724), (1631, 17660), (1766, 16310), (2330, 12362), (3262, 8830), (3532, 8155), (4415, 6524), (4660, 6181)]