816802270

素因数分解:

$2^1\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{41399}}^1$

素因数の和:43379

約数の個数: 16

約数和(自身を含む): 1471024800

約数和(自身を除く): 654222530

約数列:

[1, 2, 5, 10, 1973, 3946, 9865, 19730, 41399, 82798, 206995, 413990, 81680227, 163360454, 408401135, 816802270]

約数ペア:

[(1, 816802270), (2, 408401135), (5, 163360454), (10, 81680227), (1973, 413990), (3946, 206995), (9865, 82798), (19730, 41399)]