20792443520

素因数分解:

$2^7\times 5^1\times {\mathrm{569}}^1\times {\mathrm{57097}}^1$

素因数の和:57685

約数の個数: 64

約数和(自身を含む): 49795165800

約数和(自身を除く): 29002722280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 569, 640, 1138, 2276, 2845, 4552, 5690, 9104, 11380, 18208, 22760, 36416, 45520, 57097, 72832, 91040, 114194, 182080, 228388, 285485, 364160, 456776, 570970, 913552, 1141940, 1827104, 2283880, 3654208, 4567760, 7308416, 9135520, 18271040, 32488193, 36542080, 64976386, 129952772, 162440965, 259905544, 324881930, 519811088, 649763860, 1039622176, 1299527720, 2079244352, 2599055440, 4158488704, 5198110880, 10396221760, 20792443520]

約数ペア:

[(1, 20792443520), (2, 10396221760), (4, 5198110880), (5, 4158488704), (8, 2599055440), (10, 2079244352), (16, 1299527720), (20, 1039622176), (32, 649763860), (40, 519811088), (64, 324881930), (80, 259905544), (128, 162440965), (160, 129952772), (320, 64976386), (569, 36542080), (640, 32488193), (1138, 18271040), (2276, 9135520), (2845, 7308416), (4552, 4567760), (5690, 3654208), (9104, 2283880), (11380, 1827104), (18208, 1141940), (22760, 913552), (36416, 570970), (45520, 456776), (57097, 364160), (72832, 285485), (91040, 228388), (114194, 182080)]