830966780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191467}}^1$

素因数の和:191514

約数の個数: 48

約数和(自身を含む): 2058663936

約数和(自身を除く): 1227697156

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, 191467, 382934, 765868, 957335, 1340269, 1914670, 2680538, 3829340, 5361076, 5935477, 6701345, 11870954, 13402690, 23741908, 26805380, 29677385, 41548339, 59354770, 83096678, 118709540, 166193356, 207741695, 415483390, 830966780]

約数ペア:

[(1, 830966780), (2, 415483390), (4, 207741695), (5, 166193356), (7, 118709540), (10, 83096678), (14, 59354770), (20, 41548339), (28, 29677385), (31, 26805380), (35, 23741908), (62, 13402690), (70, 11870954), (124, 6701345), (140, 5935477), (155, 5361076), (217, 3829340), (310, 2680538), (434, 1914670), (620, 1340269), (868, 957335), (1085, 765868), (2170, 382934), (4340, 191467)]