409954004

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{1487}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 724120320

約数和(自身を除く): 314166316

約数列:

[1, 2, 4, 157, 314, 439, 628, 878, 1487, 1756, 2974, 5948, 68923, 137846, 233459, 275692, 466918, 652793, 933836, 1305586, 2611172, 102488501, 204977002, 409954004]

約数ペア:

[(1, 409954004), (2, 204977002), (4, 102488501), (157, 2611172), (314, 1305586), (439, 933836), (628, 652793), (878, 466918), (1487, 275692), (1756, 233459), (2974, 137846), (5948, 68923)]