19210407680

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{154723}}^1$

素因数の和:154841

約数の個数: 72

約数和(自身を含む): 46489610832

約数和(自身を除く): 27279203152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1280, 1552, 1940, 3104, 3880, 6208, 7760, 12416, 15520, 24832, 31040, 62080, 124160, 154723, 309446, 618892, 773615, 1237784, 1547230, 2475568, 3094460, 4951136, 6188920, 9902272, 12377840, 15008131, 19804544, 24755680, 30016262, 39609088, 49511360, 60032524, 75040655, 99022720, 120065048, 150081310, 198045440, 240130096, 300162620, 480260192, 600325240, 960520384, 1200650480, 1921040768, 2401300960, 3842081536, 4802601920, 9605203840, 19210407680]

約数ペア:

[(1, 19210407680), (2, 9605203840), (4, 4802601920), (5, 3842081536), (8, 2401300960), (10, 1921040768), (16, 1200650480), (20, 960520384), (32, 600325240), (40, 480260192), (64, 300162620), (80, 240130096), (97, 198045440), (128, 150081310), (160, 120065048), (194, 99022720), (256, 75040655), (320, 60032524), (388, 49511360), (485, 39609088), (640, 30016262), (776, 24755680), (970, 19804544), (1280, 15008131), (1552, 12377840), (1940, 9902272), (3104, 6188920), (3880, 4951136), (6208, 3094460), (7760, 2475568), (12416, 1547230), (15520, 1237784), (24832, 773615), (31040, 618892), (62080, 309446), (124160, 154723)]