325180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 695520

約数和(自身を除く): 370340

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 229, 284, 355, 458, 710, 916, 1145, 1420, 2290, 4580, 16259, 32518, 65036, 81295, 162590, 325180]

約数ペア:

[(1, 325180), (2, 162590), (4, 81295), (5, 65036), (10, 32518), (20, 16259), (71, 4580), (142, 2290), (229, 1420), (284, 1145), (355, 916), (458, 710)]