56276780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12967}}^1$

素因数の和:13014

約数の個数: 48

約数和(自身を含む): 139431936

約数和(自身を除く): 83155156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 12967, 25934, 51868, 64835, 90769, 129670, 181538, 259340, 363076, 401977, 453845, 803954, 907690, 1607908, 1815380, 2009885, 2813839, 4019770, 5627678, 8039540, 11255356, 14069195, 28138390, 56276780]

約数ペア:

[(1, 56276780), (2, 28138390), (4, 14069195), (5, 11255356), (7, 8039540), (10, 5627678), (14, 4019770), (20, 2813839), (28, 2009885), (31, 1815380), (35, 1607908), (62, 907690), (70, 803954), (124, 453845), (140, 401977), (155, 363076), (217, 259340), (310, 181538), (434, 129670), (620, 90769), (868, 64835), (1085, 51868), (2170, 25934), (4340, 12967)]