440368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1644

約数の個数: 20

約数和(自身を含む): 903960

約数和(自身を除く): 463592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1619, 3238, 6476, 12952, 25904, 27523, 55046, 110092, 220184, 440368]

約数ペア:

[(1, 440368), (2, 220184), (4, 110092), (8, 55046), (16, 27523), (17, 25904), (34, 12952), (68, 6476), (136, 3238), (272, 1619)]