1531190330

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{19603}}^1$

素因数の和:19790

約数の個数: 32

約数和(自身を含む): 2820153024

約数和(自身を除く): 1288962694

約数列:

[1, 2, 5, 10, 73, 107, 146, 214, 365, 535, 730, 1070, 7811, 15622, 19603, 39055, 39206, 78110, 98015, 196030, 1431019, 2097521, 2862038, 4195042, 7155095, 10487605, 14310190, 20975210, 153119033, 306238066, 765595165, 1531190330]

約数ペア:

[(1, 1531190330), (2, 765595165), (5, 306238066), (10, 153119033), (73, 20975210), (107, 14310190), (146, 10487605), (214, 7155095), (365, 4195042), (535, 2862038), (730, 2097521), (1070, 1431019), (7811, 196030), (15622, 98015), (19603, 78110), (39055, 39206)]