470891990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{2861}}^1$

素因数の和:3128

約数の個数: 32

約数和(自身を含む): 861347520

約数和(自身を除く): 390455530

約数列:

[1, 2, 5, 10, 109, 151, 218, 302, 545, 755, 1090, 1510, 2861, 5722, 14305, 16459, 28610, 32918, 82295, 164590, 311849, 432011, 623698, 864022, 1559245, 2160055, 3118490, 4320110, 47089199, 94178398, 235445995, 470891990]

約数ペア:

[(1, 470891990), (2, 235445995), (5, 94178398), (10, 47089199), (109, 4320110), (151, 3118490), (218, 2160055), (302, 1559245), (545, 864022), (755, 623698), (1090, 432011), (1510, 311849), (2861, 164590), (5722, 82295), (14305, 32918), (16459, 28610)]