3268520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 7537320

約数和(自身を除く): 4268800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1993, 3986, 7972, 9965, 15944, 19930, 39860, 79720, 81713, 163426, 326852, 408565, 653704, 817130, 1634260, 3268520]

約数ペア:

[(1, 3268520), (2, 1634260), (4, 817130), (5, 653704), (8, 408565), (10, 326852), (20, 163426), (40, 81713), (41, 79720), (82, 39860), (164, 19930), (205, 15944), (328, 9965), (410, 7972), (820, 3986), (1640, 1993)]