28394810

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 52475472

約数和(自身を除く): 24080662

約数列:

[1, 2, 5, 10, 73, 97, 146, 194, 365, 401, 485, 730, 802, 970, 2005, 4010, 7081, 14162, 29273, 35405, 38897, 58546, 70810, 77794, 146365, 194485, 292730, 388970, 2839481, 5678962, 14197405, 28394810]

約数ペア:

[(1, 28394810), (2, 14197405), (5, 5678962), (10, 2839481), (73, 388970), (97, 292730), (146, 194485), (194, 146365), (365, 77794), (401, 70810), (485, 58546), (730, 38897), (802, 35405), (970, 29273), (2005, 14162), (4010, 7081)]