821455090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{28219}}^1$

素因数の和:28338

約数の個数: 32

約数和(自身を含む): 1536071040

約数和(自身を除く): 714615950

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 2911, 5822, 14555, 28219, 29110, 56438, 141095, 282190, 1156979, 2003549, 2313958, 4007098, 5784895, 10017745, 11569790, 20035490, 82145509, 164291018, 410727545, 821455090]

約数ペア:

[(1, 821455090), (2, 410727545), (5, 164291018), (10, 82145509), (41, 20035490), (71, 11569790), (82, 10017745), (142, 5784895), (205, 4007098), (355, 2313958), (410, 2003549), (710, 1156979), (2911, 282190), (5822, 141095), (14555, 56438), (28219, 29110)]