29451380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 71089536

約数和(自身を除く): 41638156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 997, 1055, 1477, 1994, 2110, 2954, 3988, 4220, 4985, 5908, 6979, 7385, 9970, 13958, 14770, 19940, 27916, 29540, 34895, 69790, 139580, 210367, 420734, 841468, 1051835, 1472569, 2103670, 2945138, 4207340, 5890276, 7362845, 14725690, 29451380]

約数ペア:

[(1, 29451380), (2, 14725690), (4, 7362845), (5, 5890276), (7, 4207340), (10, 2945138), (14, 2103670), (20, 1472569), (28, 1051835), (35, 841468), (70, 420734), (140, 210367), (211, 139580), (422, 69790), (844, 34895), (997, 29540), (1055, 27916), (1477, 19940), (1994, 14770), (2110, 13958), (2954, 9970), (3988, 7385), (4220, 6979), (4985, 5908)]