19483520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4349}}^1$

素因数の和:4375

約数の個数: 64

約数和(自身を含む): 53244000

約数和(自身を除く): 33760480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4349, 4480, 8698, 17396, 21745, 30443, 34792, 43490, 60886, 69584, 86980, 121772, 139168, 152215, 173960, 243544, 278336, 304430, 347920, 487088, 556672, 608860, 695840, 974176, 1217720, 1391680, 1948352, 2435440, 2783360, 3896704, 4870880, 9741760, 19483520]

約数ペア:

[(1, 19483520), (2, 9741760), (4, 4870880), (5, 3896704), (7, 2783360), (8, 2435440), (10, 1948352), (14, 1391680), (16, 1217720), (20, 974176), (28, 695840), (32, 608860), (35, 556672), (40, 487088), (56, 347920), (64, 304430), (70, 278336), (80, 243544), (112, 173960), (128, 152215), (140, 139168), (160, 121772), (224, 86980), (280, 69584), (320, 60886), (448, 43490), (560, 34792), (640, 30443), (896, 21745), (1120, 17396), (2240, 8698), (4349, 4480)]