15721804240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4793233}}^1$

素因数の和:4793287

約数の個数: 40

約数和(自身を含む): 37444744008

約数和(自身を除く): 21722939768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4793233, 9586466, 19172932, 23966165, 38345864, 47932330, 76691728, 95864660, 191729320, 196522553, 383458640, 393045106, 786090212, 982612765, 1572180424, 1965225530, 3144360848, 3930451060, 7860902120, 15721804240]

約数ペア:

[(1, 15721804240), (2, 7860902120), (4, 3930451060), (5, 3144360848), (8, 1965225530), (10, 1572180424), (16, 982612765), (20, 786090212), (40, 393045106), (41, 383458640), (80, 196522553), (82, 191729320), (164, 95864660), (205, 76691728), (328, 47932330), (410, 38345864), (656, 23966165), (820, 19172932), (1640, 9586466), (3280, 4793233)]