439490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:697

約数の個数: 16

約数和(自身を含む): 803520

約数和(自身を除く): 364030

約数列:

[1, 2, 5, 10, 71, 142, 355, 619, 710, 1238, 3095, 6190, 43949, 87898, 219745, 439490]

約数ペア:

[(1, 439490), (2, 219745), (5, 87898), (10, 43949), (71, 6190), (142, 3095), (355, 1238), (619, 710)]