1969290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{21881}}^1$

素因数の和:21894

約数の個数: 24

約数和(自身を含む): 5120388

約数和(自身を除く): 3151098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 21881, 43762, 65643, 109405, 131286, 196929, 218810, 328215, 393858, 656430, 984645, 1969290]

約数ペア:

[(1, 1969290), (2, 984645), (3, 656430), (5, 393858), (6, 328215), (9, 218810), (10, 196929), (15, 131286), (18, 109405), (30, 65643), (45, 43762), (90, 21881)]