1634260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 3517416

約数和(自身を除く): 1883156

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1993, 3986, 7972, 9965, 19930, 39860, 81713, 163426, 326852, 408565, 817130, 1634260]

約数ペア:

[(1, 1634260), (2, 817130), (4, 408565), (5, 326852), (10, 163426), (20, 81713), (41, 39860), (82, 19930), (164, 9965), (205, 7972), (410, 3986), (820, 1993)]