1978256

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1039}}^1$

素因数の和:1071

約数の個数: 40

約数和(自身を含む): 4642560

約数和(自身を除く): 2664304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1039, 1904, 2078, 4156, 7273, 8312, 14546, 16624, 17663, 29092, 35326, 58184, 70652, 116368, 123641, 141304, 247282, 282608, 494564, 989128, 1978256]

約数ペア:

[(1, 1978256), (2, 989128), (4, 494564), (7, 282608), (8, 247282), (14, 141304), (16, 123641), (17, 116368), (28, 70652), (34, 58184), (56, 35326), (68, 29092), (112, 17663), (119, 16624), (136, 14546), (238, 8312), (272, 7273), (476, 4156), (952, 2078), (1039, 1904)]