540464

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2012

約数の個数: 20

約数和(自身を含む): 1109304

約数和(自身を除く): 568840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1987, 3974, 7948, 15896, 31792, 33779, 67558, 135116, 270232, 540464]

約数ペア:

[(1, 540464), (2, 270232), (4, 135116), (8, 67558), (16, 33779), (17, 31792), (34, 15896), (68, 7948), (136, 3974), (272, 1987)]