190209920

素因数分解:

$2^7\times 5^1\times {\mathrm{439}}^1\times {\mathrm{677}}^1$

素因数の和:1135

約数の個数: 64

約数和(自身を含む): 456429600

約数和(自身を除く): 266219680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 439, 640, 677, 878, 1354, 1756, 2195, 2708, 3385, 3512, 4390, 5416, 6770, 7024, 8780, 10832, 13540, 14048, 17560, 21664, 27080, 28096, 35120, 43328, 54160, 56192, 70240, 86656, 108320, 140480, 216640, 280960, 297203, 433280, 594406, 1188812, 1486015, 2377624, 2972030, 4755248, 5944060, 9510496, 11888120, 19020992, 23776240, 38041984, 47552480, 95104960, 190209920]

約数ペア:

[(1, 190209920), (2, 95104960), (4, 47552480), (5, 38041984), (8, 23776240), (10, 19020992), (16, 11888120), (20, 9510496), (32, 5944060), (40, 4755248), (64, 2972030), (80, 2377624), (128, 1486015), (160, 1188812), (320, 594406), (439, 433280), (640, 297203), (677, 280960), (878, 216640), (1354, 140480), (1756, 108320), (2195, 86656), (2708, 70240), (3385, 56192), (3512, 54160), (4390, 43328), (5416, 35120), (6770, 28096), (7024, 27080), (8780, 21664), (10832, 17560), (13540, 14048)]