1821340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4793}}^1$

素因数の和:4821

約数の個数: 24

約数和(自身を含む): 4026960

約数和(自身を除く): 2205620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4793, 9586, 19172, 23965, 47930, 91067, 95860, 182134, 364268, 455335, 910670, 1821340]

約数ペア:

[(1, 1821340), (2, 910670), (4, 455335), (5, 364268), (10, 182134), (19, 95860), (20, 91067), (38, 47930), (76, 23965), (95, 19172), (190, 9586), (380, 4793)]