1284020360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{62819}}^1$

素因数の和:62910

約数の個数: 64

約数和(自身を含む): 3347049600

約数和(自身を除く): 2063029240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 20440, 62819, 125638, 251276, 314095, 439733, 502552, 628190, 879466, 1256380, 1758932, 2198665, 2512760, 3517864, 4397330, 4585787, 8794660, 9171574, 17589320, 18343148, 22928935, 32100509, 36686296, 45857870, 64201018, 91715740, 128402036, 160502545, 183431480, 256804072, 321005090, 642010180, 1284020360]

約数ペア:

[(1, 1284020360), (2, 642010180), (4, 321005090), (5, 256804072), (7, 183431480), (8, 160502545), (10, 128402036), (14, 91715740), (20, 64201018), (28, 45857870), (35, 36686296), (40, 32100509), (56, 22928935), (70, 18343148), (73, 17589320), (140, 9171574), (146, 8794660), (280, 4585787), (292, 4397330), (365, 3517864), (511, 2512760), (584, 2198665), (730, 1758932), (1022, 1256380), (1460, 879466), (2044, 628190), (2555, 502552), (2920, 439733), (4088, 314095), (5110, 251276), (10220, 125638), (20440, 62819)]